d710: Update recovery_keys.c

The default key mapping file in recovery is being updated to strip out
display_toggle and some ifs (see http://review.cyanogenmod.org/62724 ).
The custom key file here needs to make similar changes.

Change-Id: I0fa8c3cb95b931307489950cb31b59edc6dc61bc
Merge branch 'cm-11.0' into kk_mkt