reformat explore controller
Fix #559, make sitemap flat view work.
Reformat sitemap_data tool
PSR-2
Indentation fixes
Show error and inhibit installation of invalid new themes
Check page_theme.php and improve theme name/description handling

- Let's check that page_theme.php defines correct class name, namespace and inheritance
- Let's introduce two new methods: getThemeName and getThemeDescription
Handle packaged themes
Update Punic to 1.1.0

Punic now uses the new version of the Unicode CLDR data (v26 - released on 2014-09-18)
Image block onState change functionality added back
Uncommented caching properties
amended echo to print for consistency in view.php
Make script addition dependent on onState image being set
newline end of file
update id/class for social links block

changes from ID to class.
update id/class in social_links view.php

changes ID to something unique. moves generic name to class.
Add ability to replace local install help forum url

Show the language specific installation help forum url.
marketplace updates
more work on marketplace
more work on marketplace