Add new commands; update ident string for ALARM
rewrite default environment
mv-common.h: drop jffs2
environment fixes
mv-common.h: update with modern conveniences
configuration unification
replace original comment for RTC
include setexpr command
sata and usb booting
remove extra space
support for >2TB addressing
Merge branch '2014.04-GFH-WIP' into 2014.04