prepare for beta2 - 1.2.6.1
Merge branch 'beta' of https://github.com/ukanth/afwall into beta
Merge pull request #200 from ukanth/master

Master
Merge pull request #201 from ukanth/master

purgeRules will put OUTPUT chain to ACCEPT state
Merge branch 'beta' of https://github.com/ukanth/afwall into beta

Conflicts:
	AndroidManifest.xml
fixed stackoverflow error when ipv6 is not available
possible nullpointer exception due to getNetworkInterfaces call on lower devices
Use "git submodule" to refer external libraries and update
android-lockpattern to latest version
added old android-lockpattern dependency until the new version is updated and tested
removing duplicate
user reports to group for better view
user reported nullpointer exception fix on select all function
rebase the gitmodule for 3rd party libs
user reported nullpointer exception fix on select all function
tether debug info + improved search logic
Use submodules/ActionBarSherlock
Fix "ant" builds

Minimize the number of steps needed to run a scripted build, and
document them in README.md.
README: Tweak grammar/wording and formatting
external: Add new multiarch iptables build (v1.4.20)
external: Add multiarch busybox build