Add coverity scan, step 1

.travis.yml

@@ -1,18 +1,20 @@
 dist: bionic
 language: c
 before_install:
-- sudo apt-get -y --no-install-recommends install postgresql-10 postgresql-server-dev-10
-- sudo service postgresql stop
-after_success: 
+  - sudo apt-get -y --no-install-recommends install postgresql-10 postgresql-server-dev-10
+  - sudo service postgresql stop
+  - echo -n | openssl s_client -connect https://scan.coverity.com:443 | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' | sudo tee -a /etc/ssl/certs/ca-
+
+after_success:
 compiler:
-- clang
-- gcc
+  - clang
+  - gcc
 script:
-- cmake -DCMAKE_BUILD_TYPE=Release
-- make -j2
-- cd test
-- "./odyssey_test"
-- cd ..
+  - cmake -DCMAKE_BUILD_TYPE=Release
+  - make -j2
+  - cd test
+  - "./odyssey_test"
+  - cd ..
 before_deploy:
   - tar -zcf odyssey.linux-amd64.$(git rev-parse --short HEAD).tar.gz -C sources odyssey
 deploy:
@@ -24,3 +26,16 @@ deploy:
   on:
     repo: yandex/odyssey
     tags: true
+env:
+  global:
+    - secure: "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"
+
+addons:
+  coverity_scan:
+    project:
+      name: "yandex/odyssey"
+      description: "Advanced multi-threaded PostgreSQL connection pooler and request router."
+    notification_email: amborodin@acm.org
+    build_command_prepend: "cmake -DCMAKE_BUILD_TYPE=Release"
+    build_command: "make -j2"
+    branch_pattern: coverity_scan