[#82827552] Update ChangeLog to start feature "Write unit tests for testing nested directory settings in etcd"

https://www.pivotaltracker.com/story/show/82827552
[#82827552] Added pull request url to ChangeLog

https://github.com/zvelo/envetcd/pull/5
Merge branch 'feature/82827566_karldominguez_write_unit_tests_for_testing_variable_overriding' into feature/82827552_karldominguez_write_unit_tests_for_testing_nested_directory_settings_in_etcd

Conflicts:
	ChangeLog
Added tests for nested directory
Addition directory nest
Merge remote-tracking branch 'origin/feature/82827566_karldominguez_write_unit_tests_for_testing_variable_overriding' into develop
fix changelog and whitespace

Signed-off-by: Joshua Rubin <jrubin@zvelo.com>
Merge remote-tracking branch 'origin/feature/82827552_karldominguez_write_unit_tests_for_testing_nested_directory_settings_in_etcd' into develop

Signed-off-by: Joshua Rubin <jrubin@zvelo.com>

Conflicts:
	ChangeLog
bump version to 0.0.5

Signed-off-by: Joshua Rubin <jrubin@zvelo.com>
Merge remote-tracking branch 'origin/feature/82827566_karldominguez_write_unit_tests_for_testing_variable_overriding' into develop
update readme

Signed-off-by: Joshua Rubin <jrubin@zvelo.com>
Merge branch 'develop' of github.com:zvelo/envetcd into develop