[app] Change layout directory name
[App] Added zlib directory
[model/Credit] Added Credit Mock
[model/credit] mock is more complete.
Merge branch 'develop'

Conflicts:
	app.php
	index.php
[layout] Change path
any merge
[howto] About ConfigMgr
added other
[merge]
Merge branch 'master' of https://github.com/kazu-at-jp/OpenCoupon
[Merge] Merge: merge from upstream.
[Coupon.app.php] comment out to old code.
[CouponConfig] conflict merge.
remove garbage code
Merge pull request #7 from TomoakiNagahara/master

Coupon.app.php