Updated to version 1.2.6

Automatically send merchant receipts via E-mail.
When merchant E-mail server settings have been added in the settings,
the app automatically sends the merchant receipt via E-mail after each
transaction.
Minor user interface and performance improvements
Automatic keylock on iOS device is disabled during a transaction and
software update.
Merge branch 'master' of https://github.com/handpoint/hp-mpos-ios

Conflicts:
	HpUtils.m
	hpSharedAppSettings.m
	mPOS.xcodeproj/project.pbxproj
	slideviewTest/MainStoryboard_iPhone.storyboard
	slideviewTest/hpAppDelegate.m
	slideviewTest/hpDiscoverViewController.m
	slideviewTest/hpHeftService.m
	slideviewTest/mPOS-Info.plist