Update version to `1.5.0dev` (#8585)

* dev + chlog

* Add placeholders

* Clean previous entry

* Add CHANGELOG fix

Co-authored-by: Carlos Mocholi <carlossmocholi@gmail.com>

CHANGELOG.md

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-# FIXME: put me where it should be
-- Replace `iteration_count` and other index attributes in the loops with progress dataclasses ([#8477](https://github.com/PyTorchLightning/pytorch-lightning/pull/8477))
 # Changelog
 
 All notable changes to this project will be documented in this file.
@@ -7,6 +5,89 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 
+## [unReleased] - 2021-MM-DD
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+### Added
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+### Changed
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+- Replace `iteration_count` and other index attributes in the loops with progress dataclasses ([#8477](https://github.com/PyTorchLightning/pytorch-lightning/pull/8477))
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+### Deprecated
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+### Removed
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+### Fixed
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 ## [1.4.0] - 2021-07-27
 
 ### Added
@@ -83,7 +164,6 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 - Added private `prevent_trainer_and_dataloaders_deepcopy` context manager on the `LightningModule` ([#8472](https://github.com/PyTorchLightning/pytorch-lightning/pull/8472))
 - Added support for providing callables to the Lightning CLI instead of types ([#8400](https://github.com/PyTorchLightning/pytorch-lightning/pull/8400))
 
-
 ### Changed
 
 - Decoupled device parsing logic from Accelerator connector to Trainer ([#8180](https://github.com/PyTorchLightning/pytorch-lightning/pull/8180))
@@ -155,7 +235,6 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 - Moved `DeviceDtypeModuleMixin` and `HyperparametersMixin` mixin to `core` ([#8396](https://github.com/PyTorchLightning/pytorch-lightning/pull/8396))
 - Return the `default_root_dir` as the `log_dir` when the logger is a `LoggerCollection` ([#8187](https://github.com/PyTorchLightning/pytorch-lightning/pull/8187))
 
-
 ### Deprecated
 
 - Deprecated `LightningModule.loaded_optimizer_states_dict` ([#8229](https://github.com/PyTorchLightning/pytorch-lightning/pull/8229))
@@ -177,7 +256,6 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 - Deprecated `reload_dataloaders_every_epoch` argument of `Trainer` in favor of `reload_dataloaders_every_n_epochs` ([#5043](https://github.com/PyTorchLightning/pytorch-lightning/pull/5043))
 - Deprecated `distributed_backend` argument for `Trainer` ([#8575](https://github.com/PyTorchLightning/pytorch-lightning/pull/8575))
 
-
 ### Removed
 
 - Dropped official support/testing for PyTorch <1.6 ([#8288](https://github.com/PyTorchLightning/pytorch-lightning/pull/8288))
@@ -194,7 +272,6 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 - Removed DeepSpeed FP16 Exception as FP32 is now supported ([#8462](https://github.com/PyTorchLightning/pytorch-lightning/pull/8462))
 - Removed environment variable `PL_EXP_VERSION` from DDP subprocesses ([7403](https://github.com/PyTorchLightning/pytorch-lightning/pull/7403))
 
-
 ### Fixed
 
 - Fixed the `GPUStatsMonitor` callbacks to use the correct GPU IDs if `CUDA_VISIBLE_DEVICES` set ([#8260](https://github.com/PyTorchLightning/pytorch-lightning/pull/8260))
@@ -237,11 +314,9 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 - Fixed a `TypeError` when wrapping optimizers in the `HorovodPlugin` and running `Trainer.test` ([#7840](https://github.com/PyTorchLightning/pytorch-lightning/pull/7840))
 - Fixed `BackboneFinetuning` restoration ([#8501](https://github.com/PyTorchLightning/pytorch-lightning/pull/8501))
 - Fixed `lr_scheduler` with metric (e.g. `torch.optim.lr_scheduler.ReduceLROnPlateau`) when using `automatic_optimization = False` ([#7643](https://github.com/PyTorchLightning/pytorch-lightning/pull/7643))
-
 - Fixed `DeepSpeed` breaking with no schedulers ([#8580](https://github.com/PyTorchLightning/pytorch-lightning/pull/8580))
 
 
-
 ## [1.3.8] - 2021-07-01
 
 ### Fixed

pytorch_lightning/__about__.py

@@ -1,7 +1,7 @@
 import time
 
 _this_year = time.strftime("%Y")
-__version__ = "1.4.0"
+__version__ = "1.5.0dev"
 __author__ = "William Falcon et al."
 __author_email__ = "waf2107@columbia.edu"
 __license__ = "Apache-2.0"