Add API cache mechanism
clean up code and set build target to 18
fix KKImageRequest deadlock
Remove redundant class and use file last modify time to check
Merge pull request #28 from KKBOX/dev_justin

Add API cache mechanism
Add method to set header in API request
Merge pull request #29 from KKBOX/dev_justin

Add method to set header in API request
Modify the logic to let header could add when use "httpGet"
Merge pull request #30 from KKBOX/dev_justin

Modify the logic to let header could add when use "httpGet"
make kklistview more smooth
Merge branch 'master' of github.com:KKBOX/android_kktoolkit

Conflicts:
	src/com/kkbox/toolkit/api/KKAPIRequest.java
upgrade httpmime to 4.3.1
Merge pull request #32 from KKBOX/dev_gigi

Add new example for android_kktoolkit
use fragmentManager.executePendingTransaction after fragmentTransaction.commit
Merge branch 'origin/master'