Merge pull request #3 from ro3289/jane

Jane
Fragment test
Merge database system
Merge pull request #4 from ro3289/jane

confused
merged
Merge pull request #5 from ro3289/YLC

merged
Map could load data from database and create events.
Add my own google service lib.
Merge conflicts.
Demo
DBconnector in MapActivity revised.
Merge pull request #6 from ro3289/bosh

Bosh
Event info dialog test.
test for event structure
Fetch data from MainActivity
Reopen
Tag system is updated. Search tag with tag value
Merge pull request #7 from ro3289/bosh_event

Bosh event
Preference selection fuction constructed.
Preference dialog is completed.