[RM-1017] not generate Thumb code for armv5te
[RM-1017] not generate Thumb code for armv5te

# Conflicts:
#	vm

katsuyoshi/RubyMotion,katsuyoshi/RubyMotion,HipByte/RubyMotion,hboon/RubyMotion,katsuyoshi/RubyMotion,hboon/RubyMotion,HipByte/RubyMotion,katsuyoshi/RubyMotion,hboon/RubyMotion,HipByte/RubyMotion