* oldorigin/dev: (87 commits)
  refs #119 forgot to tag and bump version strings in manifest to 0.9.9b3-jamsj
  Updating version in About section
  [#122] Fixing crash and reparing the % limit correct
  Updating version in 'About' section
  refs #119 Bump version to 0.9.9b2-jamsj
  Preparing layouts to v. 1.0.0 on Nexus7
  Optimizing 'detail of a student' layout on all format
  Fixing layout bugs on mobile format + cleaning code (optimizing layouts, removing comments)
  Replacing ImageButton by Button when confirming the deletion of a question (for all formats)
  [#111] Removing NullPointerException when trying to display the details of a question on mobile format
  [#111] Adding Spinner to filter correct answers in GeneralActivity
  [#111] GeneralActivity startworking on mobile (new design)
  [#111] Removing NullPointerException when displaying 'preview iqset' screen on mobile format
  [#111] Removing NullPointerException when displaying 'prepared questions' screen on mobile
  Adding new styles for buttons
  [#111] Removing crash on MDPI format when we show the details of a question
  [#111] Fixing layout bugs on MDPI format. See description for more details
  [#111] Removing some NullPointerException on mobile format + upgrade UI on mobile
  [#111] Fixing layout bug on large format
  [#111] Resizing login page for x-large format (for 8inch tablets)
  ...
[#23] Retake button uploaded but we still need to find a way to reload the top buttons to initial state
Merge pull request #27 from chrqls/dev

[#23] Retake button v1
Delete project.properties

This is a generated file
Restoring project.properties
Merge pull request #28 from chrqls/dev

Restoring project.properties
[#23] Reverting buttons to initial state, uncheck checkboxes, dropping ratings and answers
Merge pull request #29 from chrqls/dev

[#23] Reverting buttons and checkboxes
[#23] Reverting result button to 'show results'
[#23] Removing top score panel when retaking
Applying same design layout on nexus 7 format than mobile for GeneralActivity
Merge pull request #30 from chrqls/dev

[#23] Retake scenario is working now
[#21] Teacher will now see the difference when a session is already running
Merge pull request #31 from chrqls/dev

[#21] Teacher can see when a session is already running
[#23] Removing the cross in {Use prepared questions} layout when retaking
Merge pull request #35 from chrqls/dev

[#23] Removing the cross in {Use prepared questions} layout when retaking
refs #34 Bump version to 0.9.9b4
[#33] New login page for Nexus 7 2nd generation
Merge commit '53c469e' into dev
Merge pull request #36 from chrqls/dev

[#33] New login page for Nexus 7 2nd generation