diff --git a/drogon_ctl/create_view.cc b/drogon_ctl/create_view.cc
index 227e75ae..b7100eee 100755
--- a/drogon_ctl/create_view.cc
+++ b/drogon_ctl/create_view.cc
@@ -25,8 +25,8 @@ static const std::string cxx_end = "%>";
 static const std::string cxx_lang = "<%c++";
 static const std::string cxx_view_data = "@@";
 static const std::string cxx_output = "$$";
-static const std::string cxx_val_start = "{{";
-static const std::string cxx_val_end = "}}";
+static const std::string cxx_val_start = "[[";
+static const std::string cxx_val_end = "]]";
 static const std::string sub_view_start = "<%view";
 static const std::string sub_view_end = "%>";
 
diff --git a/drogon_ctl/templates/cmake.csp b/drogon_ctl/templates/cmake.csp
index 2fd1f99a..fb1645bd 100644
--- a/drogon_ctl/templates/cmake.csp
+++ b/drogon_ctl/templates/cmake.csp
@@ -1,5 +1,5 @@
 cmake_minimum_required (VERSION 3.2)
-Project({{ProjectName}})
+Project([[ProjectName]])
 
 link_directories(/usr/local/lib)
 link_libraries(drogon trantor pthread dl)
@@ -103,4 +103,4 @@ foreach(cspFile ${SCP_LIST})
 endforeach()
 
 include_directories(${CMAKE_CURRENT_SOURCE_DIR})
-add_executable({{ProjectName}} ${SRC_DIR} ${CTL_SRC} ${FILTER_SRC} ${VIEWSRC} ${PLUGIN_SRC} ${MODEL_SRC})
+add_executable([[ProjectName]] ${SRC_DIR} ${CTL_SRC} ${FILTER_SRC} ${VIEWSRC} ${PLUGIN_SRC} ${MODEL_SRC})
diff --git a/drogon_ctl/templates/filter_cc.csp b/drogon_ctl/templates/filter_cc.csp
index d32eae60..1be6ecac 100644
--- a/drogon_ctl/templates/filter_cc.csp
+++ b/drogon_ctl/templates/filter_cc.csp
@@ -1,10 +1,10 @@
 /**
  *
- *  {{filename}}.cc
+ *  [[filename]].cc
  *
  */
 
-#include "{{filename}}.h"
+#include "[[filename]].h"
 
 using namespace drogon;
 <%c++auto namespaceStr=@@.get<std::string>("namespaceString");
@@ -12,7 +12,7 @@ if(!namespaceStr.empty())
 $$<<"using namespace "<<namespaceStr<<";\n";
 %>
 
-void {{className}}::doFilter(const HttpRequestPtr &req,
+void [[className]]::doFilter(const HttpRequestPtr &req,
                          const FilterCallback &fcb,
                          const FilterChainCallback &fccb)
 {
diff --git a/drogon_ctl/templates/filter_h.csp b/drogon_ctl/templates/filter_h.csp
index 08ae4c94..d7678f2c 100644
--- a/drogon_ctl/templates/filter_h.csp
+++ b/drogon_ctl/templates/filter_h.csp
@@ -1,6 +1,6 @@
 /**
  *
- *  {{filename}}.h
+ *  [[filename]].h
  *
  */
 
@@ -18,10 +18,10 @@ namespace {%namespaceName%}
 {
 <%c++}
 $$<<"\n";%>
-class {{className}} : public HttpFilter<{{className}}>
+class [[className]] : public HttpFilter<[[className]]>
 {
   public:
-    {{className}}() {}
+    [[className]]() {}
     virtual void doFilter(const HttpRequestPtr &req,
                           const FilterCallback &fcb,
                           const FilterChainCallback &fccb) override;
diff --git a/drogon_ctl/templates/model_cc.csp b/drogon_ctl/templates/model_cc.csp
index a17a2309..ba700ec5 100644
--- a/drogon_ctl/templates/model_cc.csp
+++ b/drogon_ctl/templates/model_cc.csp
@@ -3,12 +3,12 @@ using namespace drogon_ctl;
 %>
 /**
  *
- *  {{className}}.cc
+ *  [[className]].cc
  *  DO NOT EDIT. This file is generated by drogon_ctl
  *
  */
 
-#include "{{className}}.h"
+#include "[[className]].h"
 #include <trantor/utils/config.h>
 #include <drogon/utils/Utilities.h>
 #include <string>
@@ -17,17 +17,17 @@ using namespace drogon_ctl;
     auto className=@@.get<std::string>("className");
 %>
 
-using namespace drogon_model::{{dbName}};
+using namespace drogon_model::[[dbName]];
 
 <%c++for(auto col:cols){
 %>
-const std::string {{className}}::Cols::{%col._colName%} = "{%col._colName%}";
+const std::string [[className]]::Cols::{%col._colName%} = "{%col._colName%}";
 <%c++
 }%>
 <%c++if(@@.get<int>("hasPrimaryKey")<=1){%>
-const std::string {{className}}::primaryKeyName = "{{primaryKeyName}}";
+const std::string [[className]]::primaryKeyName = "[[primaryKeyName]]";
 <%c++}else{%>
-const std::vector<std::string> {{className}}::primaryKeyName = {<%c++
+const std::vector<std::string> [[className]]::primaryKeyName = {<%c++
 auto pkName=@@.get<std::vector<std::string>>("primaryKeyName");
 for(size_t i=0;i<pkName.size();i++)
 {
@@ -38,13 +38,13 @@ for(size_t i=0;i<pkName.size();i++)
 %>};
 <%c++}%>
 <%c++ if(@@.get<int>("hasPrimaryKey",0)>0){%>
-const bool {{className}}::hasPrimaryKey = true;
+const bool [[className]]::hasPrimaryKey = true;
 <%c++ }else{%>
-const bool {{className}}::hasPrimaryKey = false;
+const bool [[className]]::hasPrimaryKey = false;
 <%c++}%>
-const std::string {{className}}::tableName = "{{tableName}}";
+const std::string [[className]]::tableName = "[[tableName]]";
 
-const std::vector<typename {{className}}::MetaData> {{className}}::_metaData={
+const std::vector<typename [[className]]::MetaData> [[className]]::_metaData={
 <%c++for(size_t i=0;i<cols.size();i++){
     auto &col=cols[i];
 $$<<"{\""<<col._colName<<"\",\""<<col._colType<<"\",\""<<col._colDatabaseType<<"\","<<col._colLength<<","<<col._isAutoVal<<","<<col._isPrimaryKey<<","<<col._notNull<<"}";
@@ -54,12 +54,12 @@ else
 $$<<"\n";
 }%>
 };
-const std::string &{{className}}::getColumnName(size_t index) noexcept(false)
+const std::string &[[className]]::getColumnName(size_t index) noexcept(false)
 {
     assert(index < _metaData.size());
     return _metaData[index]._colName;
 }
-{{className}}::{{className}}(const Row &r) noexcept
+[[className]]::[[className]](const Row &r) noexcept
 {
 <%c++
     for(auto col:cols)
@@ -110,7 +110,7 @@ const std::string &{{className}}::getColumnName(size_t index) noexcept(false)
                 $$<<"            if(str.length()>=2&&\n";
                 $$<<"               str[0]=='\\\\'&&str[1]=='x')\n";
                 $$<<"            {\n";
-                $$<<"                _"<<col._colValName<<"=std::make_shared<std::vector<char>>(drogon::hexToBinaryVector(str.data()+2,str.length()-2));\n";
+                $$<<"                _"<<col._colValName<<"=std::make_shared<std::vector<char>>(drogon::utils::hexToBinaryVector(str.data()+2,str.length()-2));\n";
                 $$<<"            }\n";
                 $$<<"        }\n";
                 continue;
@@ -233,7 +233,7 @@ const std::string &{{className}}::getColumnName(size_t index) noexcept(false)
     }
 %>
 
-const std::vector<std::string> &{{className}}::insertColumns() noexcept
+const std::vector<std::string> &[[className]]::insertColumns() noexcept
 {
     static const std::vector<std::string> _inCols={
 <%c++for(size_t i=0;i<cols.size();i++){
@@ -251,7 +251,7 @@ const std::vector<std::string> &{{className}}::insertColumns() noexcept
     return _inCols;
 }
 
-void {{className}}::outputArgs(drogon::orm::internal::SqlBinder &binder) const
+void [[className]]::outputArgs(drogon::orm::internal::SqlBinder &binder) const
 {
 <%c++for(auto col:cols){
     if(!col._isAutoVal&&!col._colType.empty())
@@ -271,7 +271,7 @@ void {{className}}::outputArgs(drogon::orm::internal::SqlBinder &binder) const
 %>
 }
 
-const std::vector<std::string> {{className}}::updateColumns() const
+const std::vector<std::string> [[className]]::updateColumns() const
 {
     std::vector<std::string> ret;
     for(size_t i=0;i<sizeof(_dirtyFlag);i++)
@@ -284,7 +284,7 @@ const std::vector<std::string> {{className}}::updateColumns() const
     return ret;
 }
 
-void {{className}}::updateArgs(drogon::orm::internal::SqlBinder &binder) const
+void [[className]]::updateArgs(drogon::orm::internal::SqlBinder &binder) const
 {
 <%c++
     for(size_t i=0;i<cols.size();i++)
@@ -308,7 +308,7 @@ void {{className}}::updateArgs(drogon::orm::internal::SqlBinder &binder) const
     }
 %>
 }
-Json::Value {{className}}::toJson() const
+Json::Value [[className]]::toJson() const
 {
     Json::Value ret;
 <%c++for(auto col:cols){%>
@@ -319,7 +319,7 @@ Json::Value {{className}}::toJson() const
 <%c++}else if(col._colDatabaseType.find("timestamp")!=std::string::npos||col._colDatabaseType.find("datetime")!=std::string::npos){%>
         ret["{%col._colName%}"]=get{%col._colTypeName%}()->toDbStringLocal();
 <%c++}else if(col._colDatabaseType=="bytea"||col._colDatabaseType.find("blob")!=std::string::npos){%>
-        ret["{%col._colName%}"]=drogon::base64Encode((const unsigned char *)get{%col._colTypeName%}()->data(),get{%col._colTypeName%}()->size());
+        ret["{%col._colName%}"]=drogon::utils::base64Encode((const unsigned char *)get{%col._colTypeName%}()->data(),get{%col._colTypeName%}()->size());
 <%c++}else if(col._colType=="int64_t"){%>
         ret["{%col._colName%}"]=(Json::Int64)getValueOf{%col._colTypeName%}();
 <%c++}else if(col._colType=="uint64_t"){%>
diff --git a/drogon_ctl/templates/model_h.csp b/drogon_ctl/templates/model_h.csp
index a985ea10..433089cc 100644
--- a/drogon_ctl/templates/model_h.csp
+++ b/drogon_ctl/templates/model_h.csp
@@ -3,7 +3,7 @@ using namespace drogon_ctl;
 %>
 /**
  *
- *  {{className}}.h
+ *  [[className]].h
  *  DO NOT EDIT. This file is generated by drogon_ctl
  *
  */
@@ -26,10 +26,10 @@ using namespace drogon::orm;
 
 namespace drogon_model
 {
-namespace {{dbName}} 
+namespace [[dbName]] 
 {
 
-class {{className}}
+class [[className]]
 {
   public:
     struct Cols
@@ -49,7 +49,7 @@ auto cols=@@.get<std::vector<ColumnInfo>>("columns");
 <%c++if(@@.get<int>("hasPrimaryKey")<=1){%>
     const static std::string primaryKeyName;
 <%c++if(!@@.get<std::string>("primaryKeyType").empty()){%>
-    typedef {{primaryKeyType}} PrimaryKeyType;
+    typedef [[primaryKeyType]] PrimaryKeyType;
     const PrimaryKeyType & getPrimaryKey() const;
 <%c++}else{%>
     typedef void PrimaryKeyType;
@@ -77,8 +77,8 @@ auto cols=@@.get<std::vector<ColumnInfo>>("columns");
 
     PrimaryKeyType getPrimaryKey() const; 
 <%c++}%>
-    {{className}}(const Row &r) noexcept;
-    {{className}}() = default;
+    [[className]](const Row &r) noexcept;
+    [[className]]() = default;
     
 <%c++
     for(auto col:cols)
@@ -119,7 +119,7 @@ auto cols=@@.get<std::vector<ColumnInfo>>("columns");
     Json::Value toJson() const;
 
   private:
-    friend Mapper<{{className}}>;
+    friend Mapper<[[className]]>;
     static const std::vector<std::string> &insertColumns() noexcept;
     void outputArgs(drogon::orm::internal::SqlBinder &binder) const;
     const std::vector<std::string> updateColumns() const;
@@ -147,5 +147,5 @@ auto cols=@@.get<std::vector<ColumnInfo>>("columns");
     bool _dirtyFlag[{%cols.size()%}]={ false };
 };
 
-} // namespace {{dbName}}
+} // namespace [[dbName]]
 } // namespace drogon_model
diff --git a/drogon_ctl/templates/plugin_cc.csp b/drogon_ctl/templates/plugin_cc.csp
index f7c9ab1f..718ad626 100644
--- a/drogon_ctl/templates/plugin_cc.csp
+++ b/drogon_ctl/templates/plugin_cc.csp
@@ -1,10 +1,10 @@
 /**
  *
- *  {{filename}}.cc
+ *  [[filename]].cc
  *
  */
 
-#include "{{filename}}.h"
+#include "[[filename]].h"
 
 using namespace drogon;
 <%c++auto namespaceStr=@@.get<std::string>("namespaceString");
@@ -12,12 +12,12 @@ if(!namespaceStr.empty())
 $$<<"using namespace "<<namespaceStr<<";\n";
 %>
 
-void {{className}}::initAndStart(const Json::Value &config)
+void [[className]]::initAndStart(const Json::Value &config)
 {
     /// Initialize and start the plugin
 }
 
-void {{className}}::shutdown() 
+void [[className]]::shutdown() 
 {
     /// Shutdown the plugin
 }
diff --git a/drogon_ctl/templates/plugin_h.csp b/drogon_ctl/templates/plugin_h.csp
index 33813cd0..7a835e89 100644
--- a/drogon_ctl/templates/plugin_h.csp
+++ b/drogon_ctl/templates/plugin_h.csp
@@ -1,6 +1,6 @@
 /**
  *
- *  {{filename}}.h
+ *  [[filename]].h
  *
  */
 
@@ -18,10 +18,10 @@ namespace {%namespaceName%}
 {
 <%c++}
 $$<<"\n";%>
-class {{className}} : public Plugin<{{className}}>
+class [[className]] : public Plugin<[[className]]>
 {
   public:
-    {{className}}() {}
+    [[className]]() {}
     /// This method must be called by drogon to initialize and start the plugin.
     /// It must be implemented by the user.
     virtual void initAndStart(const Json::Value &config) override;
diff --git a/examples/simple_example/ListParaView.csp b/examples/simple_example/ListParaView.csp
index 68ef5864..879f783e 100755
--- a/examples/simple_example/ListParaView.csp
+++ b/examples/simple_example/ListParaView.csp
@@ -5,7 +5,7 @@
 %>
 <head>
     <meta charset="UTF-8">
-    <title>{{ title }}</title>
+    <title>[[ title ]]</title>
 </head>
 <body>
     <%view header %>