PharCompiler: keep @return annotations, important for DI
composer: symfony\options-resolver added
Configuration: ThemeConfig, ThemeOptionsResolver added
DI: new services and factories registered
Theme: main, optional and commond subfolder dropped [BC break], now all in templates
templates: config now used only to modify default configuration
cs fix
ThemeConfig: use ThemeConfigOptionsResolver +path fix
unused namespace removed
travis: PHP 5.4 as min
PHP 5.4 as min version [closes #447]
PHP 5.4 syntax update, redundant comment cleanup
Merge pull request #457 from apigen/new-php-version

PHP version bump to 5.4
Merge pull request #456 from apigen/theme-configuration

Theme configuration added, bump to PHP 5.4