Added note in Readme about hiding a group of cells

As noted by @GeorgeMcMullen in issue #172.
Added notice for FTiCloudSync to Readme

Instead of implementing another store for iCloud as proposed in  #152, we fell this is more elegant to use.
Added flattr button in Readme
Add setup instructions to add MessageUI.framework and disable ARC
Add backticks for code style
Add numbering to make it look a bit nicer. Fix a misplaced double quote
Merge pull request #182 from funroll/master

Extra steps required to get project to compile and link - Adding documentation
Adding support for PhonePad, NamePhonePad and AsciiCapable keyboard types for settings.
Merge pull request #187 from Spidertracks/master

Added support for extra keyboard types that have been available since iOS 2.0

While the settings.app doesn't support them, it should be OK for us.
add comments
formatting changes
set default ident to 4 spaces

IASK uses 4 spaces to ident, so set it in
the sample app's project file.
interface cleanup

add comments, remove ivars
formatting changes
implement protocol instead of IASKAbstractSettingsStore

IASKSettingsStoreUserDefaults implements all methods
of IASKSettingsStore and not using the simplified
IASKAbstractSettingsStore.
add support for LongPhone in SampleApp
cleanup

remove duplicated resources in copy-phase
adjust launch image project location
formatting changes
also include IASKSpecifier for convenience

most users of IASKViewController will use it
anyways