Build TeclaNext-build-2013060801.apk

Fixed #288
Implemented auto-scan on self-scanning preference change.
Updated self-scanning checkbox preference state on full-screen switch preference change.
Fixed scroll bug.
Added page 2 HUD scanning.
Added logics for page 2 HUD button functions.
Removed clickable active nodes that did not respond to click actions.
Modified node search algorithm in findNeighbourNode method.
Removed code for previous navigation node search code.
Merge branch 'issue-306' into issue-266
Refined highlighter navigation node search.
Used Rect.contains in TeclaAccessibilityService.isInsideParent().
Merge branch 'issue-275' into issue-295

Conflicts:
	package/tecla/addon/SingleSwitchTouchInterface.java
Merge branch 'issue-238' into issue-295
Merge branch 'issue-275' into issue-274

Conflicts:
	package/tecla/addon/TeclaHUDOverlay.java
Merge pull request #289 from k22mak/develop

Build TeclaNext-build-2013060801.apk
Merge pull request #290 from ericwan78/issue-243

fixes #243
Merge branch 'develop' of https://github.com/idrc/tecla-framework into issue-309
Merge pull request #291 from ericwan78/issue-238

fixes #238
Merge branch 'develop' of https://github.com/idrc/tecla-framework into issue-266