Even simpler text display plugin

I modified the form_text_display plugin, so I could display text without
having a title, nor a button. The form is rendered only, so users simply
add whatever response collecting item they wish to use after the
text_render item.
Bump version and codename
Merge remote-tracking branch 'jakupmichaelsen/master' into gibson
Bump to 0.27.2~pre1
Add dummy PyQt4 modules to allow running without GUI
Massively improved class morphing routines
Allow plug-ins to work with bytecode
Remove long-time deprecated response module
Add dummy class for qtplugin for non-GUI execution
Add experimental Android support
White on black color scheme for menu
Give resolution warning in droid canvas backend
Add Android example experiments
Restructure runtime for Android
Add runtime for Android template
Fix a bug where starting with a numeric value in a text_input widget caused an exception
Merge branch 'playground' into android
Update debian/changelog
Update checkbox documentation
Add warning when form widgets are too small (#138)