1) Add code in SensorDBPipeline.java to save current running sensor probes & other configurations (archive task, export task, clear backup task) to sharedPreference, and re-initialize all the settings
when FunfManager is killed by the System (power-off/low battery/memory) and is re-created.
2) We also add testing code in SensorDB.java (can be remove later)
Merge branch 'feature/map-view-apikey' into develop
Merge branch 'bug-fix/map-view-layout' into develop
Merge branch 'develop' of github.com:mit-dig/appinventor-sources into dig-develop
1) add additional converting string to double for all the lat, long 2)add rang checking 3) fix bug in default color
1. Add code in GoogleDriveArchive.java to directly convert csv file to
Google spreasheet. 
2. Fix bug in SensorDB.java to correctly return export folder path
update to funf [appinventor branch commit 6b5bd6a] which fixed the problem when exporting Bluetooth probe
Merge branch 'feature/google-drive-csv-spreadsheet' into dig-develop
Fixer bug in Twitter.java (mis-inclusion) in usesLibraries causing Twitter component not working correctly.
Slim down the size of the code base, remove components Dropbox, GoogleDrive, Fusiontable
Delete Texting component which also used OAuthHelper and Google Authentication
appinventor/components/src/com/google/appinventor/components/runtime/GoogleMap.java
Merge branch 'dig-develop' of github.com:mit-dig/appinventor-sources into develop
Merge branch 'dig-develop' of github.com:mit-dig/appinventor-sources into dig-develop
fix bug for updateCircle
Merge branch 'dig-develop' of github.com:mit-dig/appinventor-sources into develop
Added URL percent-decoding as a helper method in SemanticWeb component.
Upgrade:
  - Upgrade to twitter4j version 3.0.3 which is fully compatible with Twitter API 1.1, in which Search is now a REST endpoint.
Fixes:
  - Authentication problems with stored tokens when re-starting the app
  - Authentication problems with Twitter service not finishing the auth process successfully
  - Adding checks to methods to make sure the user is authenticated and avoiding crashing the app if not

Change-Id: Ifdbdf35f792553fe5325e10d5dac3127900299fc
(cherry picked from commit b854e699a51e179c1c307eff5ca3530db7a24163)

Signed-off-by: Evan W. Patton <ewpatton@gmail.com>
Merged 'github:mit-dig/master' into 'github:mit-dig/develop'