Refresh button and Look up

1. Now at Welcome page, clicking refresh will update all collected
ecards and their duplicates in ecardnote.
2. Look up page fully functional. Will do partial string match for a
combination of search criteria. Will pass the objectId of found
Ecardnote records and pass to ContactList.java
3. found bug: geolocation, if location service turned off, it will crash
when adding new card