Removed ST1 edit mode as it is no longer working
Added diagnosis to info panel. (#7533)
arsnova-st2-js => arsnova-mobile
Fix SCM web URL
Added browser detection for default Android browser

With this patch all browsers since Android 2 can be used without getting
an information about an unsupported browser.

The browser is called "Android" in BrowserSupport.js and will allow all
Versions since 2.0.
Return null if not an Android Browser
Fix XSS vulnerabilities

Filter HTML in statistics panel title.
Fix XSS vulnerabilities

Filter HTML in dialog informing about new questions.
Removed old sencha libs. (Task #7468)
Revoked changes in AudienceQuestionPanel.
Allow direct access via hash URL to lecturer's panel

Hash URLs can now be used by lecturers in addition to students to
directly access a session. The following URL pattern is used:
#id/<session id>/lecturer
Changed fonts in statistic charts.
Replaced manifest entry in order to reduce the network bandwidth.
Localization changes

Changed localization strings as agreed in meeting.
Swap positions of lecture questions and preparation questions buttons
Localization changes

category => subject
Remove buttons for NYI views on session overview
Set window title when entering session via hash URL
Only set loginMode if it has not been set when entering via hash URL
Sort free text answers descending by date