README: Text fixes
README: Text fixes

Change-Id: I5035b65f7f757c4d97a15320f3397c806f1b3b66
Reviewed-by: Karsten Heimrich <81d67632fe4bf9afb88a400b41aa25e19a1d2a12@digia.com>

olear/qtifw,olear/qtifw,olear/qtifw,olear/qtifw