implemented login feature
implement get direction (hotel, tourist place, restaurant), filter for hotel search page
implemented login feature
implement book hotel
fixed issues relative to fetch service
fixed issues in Add activities
recover AbstractFetchAsyncTask and AbstractPushAsyncTask
completed signin feature
Merge branch 'restaurant'

Conflicts:
	SmartTravel/res/values/strings.xml
	SmartTravel/src/com/smarttravel/AbstractBaseActivity.java
merge book hotel feature
fixed conflict
fixed issue crash when sign again after signing out
Merge branch 'Taxi'

Conflicts:
	SmartTravel/AndroidManifest.xml
	SmartTravel/res/values/strings.xml
	SmartTravel/src/com/smarttravel/InstrumentsListActivity.java
fix check in - check out time
Merge branch 'master' of https://github.com/minhtucs/SmartTravelClient
fixed error in instrument feature
Merge branch 'master' of https://github.com/minhtucs/SmartTravelClient