Merge branch 'develop'
Merge branch 'develop'
refactor alloc init to new
Merge branch 'develop'

Conflicts:
	Classes/CrashReportSender.m
Merge branch 'develop' : ver 5.5.2
Merge branch 'develop' : ver 6.0.0
update dropbox sdk
minor fix
updated
add UISearchBar
Implement search function
Merge branch 'features/search' into develop
bug fix: edit/delete when search filter
search in desc view
ver 6.2.0 (59)
update analytics change log
support armv7s, remove all_load
fix options
bug fix : pin input and suspend
use optimization