Fixed bug - Item bean needs to be initialized by
ItemPresentationModel.updateData before inflation and binding to avoid
null pointer exception.
Bug fix - corrected a method use and removed an unnecessary method.
Bug fix - adjusted and updated unit tests for SubView null issue in
SubViewAttributes.
removed the commented-out method per discussion.
Merge pull request #105 from RoboBinding/BugFixes

merge BugFixes branch to develop as discussed.
#75 removed the difference between customview and standard widgets,
therefore deleted org.robobinding.customview package.
a minor fix to TextAttribute - seems TextAttribute is a read-only
PropertyViewAttribute instead a read-write PropertyViewAttribute.
Merge pull request #107 from RoboBinding/CustomViewDifferenceRemoval

merge as agreed.
Merge pull request #108 from RoboBinding/ViewAttributeMinorImprovement

merge as agreed.
Merge remote-tracking branch 'upstream/develop' into develop

Conflicts:
	robobinding/src/main/java/org/robobinding/viewattribute/adapterview/SubViewVisibilityAttribute.java
	robobinding/src/main/java/org/robobinding/viewattribute/listview/FooterVisibility.java