add sync data dialog
add sales calender
add caldroid project
change android target SDK version to 14 (Ice Cream Sandwitch)
Merge pull request #2 from tkutsuwada/feat/calender

時間かけられないのでマージしちゃいます。
指摘あったら後日対応で
Implement Creating product DB
Merge branch 'develop' into feat/CreateDB

Conflicts:
	src/com/ricoh/pos/MainMenuActivity.java
Fix merge bug
Merge pull request #3 from tMizuhara/feat/CreateDB

Feat/create db
add ProductsManager
merge develop
Merge pull request #4 from tkutsuwada/feat/RegisterController

Feat/register controller
add order and RegisterManager
update ProductsManager
add order and RegisterManager
Refactor code
Merge branch 'develop' into feat/RefactorCreateDB
Merge pull request #5 from tMizuhara/feat/RefactorCreateDB

Feat/refactor create db
merge develop
fix review indication