I started using MKH SMS yesterday. Version 1.1b is surprisingly good...an excellent app in fact. It does have a few glitches but not many and is very usable and intuitive.
Was 1.2 ever released? I cannot find anything on the web (except this XDA thread).
Nook Tablet (CM11 Kit Kat nightly)
Blackberry Z10 (OS 10.2.1)
Google Nexus 4 (AOSP Kit Kat)
Samsung Galaxy SII (CM11 Kit Kat) ~ Backup phone