Update to the right snapshot version format

following http://dev.teracy.org/docs/develop/semantic_versioning.html#python
DJHBP-15 | release v0.2.0: set the next iteration for develop branch: 0.3.0-dev0
Merge tag 'v0.2.0' into develop

v0.2.0 Release

Conflicts:
	teracy/html5boilerplate/__init__.py
DJHBP-21 | update README, base.html following style standards

style standards: http://dev.teracy.org/docs/develop/style_standards.html#html-coding-standards
Merge remote-tracking branch 'hoatle/tasks/21_update_readme_and_style_standards' into develop
DJHBP-5 | add https://coveralls.io services report: configure .travis.yml
Merge remote-tracking branch 'hoatle/tasks/5_coverage_report' into develop
DJHBP-5 | add https://coveralls.io services report: add badges
Merge remote-tracking branch 'hoatle/tasks/5_coverage_report' into develop
DJHBP-24 | upgrade to the latest version of django (1.5.4)
Merge remote-tracking branch 'hoatle/tasks/24_upgrade_django_1.5.4' into develop
 DJHBP-24 | upgrade to the latest version of django (1.5.4): workaround for devpi bug on jenkins build
Merge remote-tracking branch 'hoatle/tasks/24_upgrade_django_1.5.4' into develop
DJHBP-24 | upgrade to the latest version of django (1.5.4): fixed now by devpi
Merge remote-tracking branch 'hoatle/tasks/24_upgrade_django_1.5.4' into develop
fix: CHANGLOG.md -> CHANGELOG.md
DJHBP-25 | introduce js_app_loader
Merge remote-tracking branch 'hoatle/improvements/25_introduce_js_app_loader' into develop
DJHBP-23 | Allow overwrite viewport meta tag
Merge remote-tracking branch 'hoatle/improvements/23_overwite_viewport_meta_tag' into develop