Fixed most of the warnings. Added comments.

Also included source of the SensorService class.
Removed warnings

Removed warnings from Watch TV and Context Collector
Merge branch 'develop' of git

Conflicts:

AuthenticationServer/src/main/java/edu/cmu/ini/impli_auth/auth_server/da
tabase/SqlConnection.java

ContextCollector/app/src/main/java/edu/cmu/ini/impli_auth/context_collec
tor/geofence/GPSTracker.java

ContextCollector/app/src/main/java/edu/cmu/ini/impli_auth/context_collec
tor/geofence/InfoJsonSend.java

ContextCollector/app/src/main/java/edu/cmu/ini/impli_auth/context_collec
tor/geofence/MainActivity.java

ContextCollector/app/src/main/java/edu/cmu/ini/impli_auth/context_collec
tor/geofence/PlusBaseActivity.java

ContextCollector/openCVLibrary249/build/generated/source/aidl/debug/org/
opencv/engine/OpenCVEngineInterface.java

ContextCollector/openCVLibrary249/build/generated/source/aidl/release/or
g/opencv/engine/OpenCVEngineInterface.java

ContextCollector/openCVLibrary249/build/intermediates/bundles/debug/res/
values/values.xml

ContextCollector/openCVLibrary249/build/intermediates/bundles/release/cl
asses.jar

ContextCollector/openCVLibrary249/build/intermediates/bundles/release/re
s/values/values.xml

ContextCollector/openCVLibrary249/build/intermediates/incremental/aidl/d
ebug/dependency.store

ContextCollector/openCVLibrary249/build/intermediates/incremental/aidl/r
elease/dependency.store

ContextCollector/openCVLibrary249/build/intermediates/incremental/mergeA
ssets/release/merger.xml

ContextCollector/openCVLibrary249/build/intermediates/incremental/packag
eResources/debug/merger.xml

ContextCollector/openCVLibrary249/build/intermediates/incremental/packag
eResources/release/merger.xml

ContextCollector/openCVLibrary249/build/outputs/aar/openCVLibrary249.aar
	WatchTV/app/src/main/java/edu/cmu/com/watchtv/MyActivity.java
	WatchTV/app/src/main/java/edu/cmu/com/watchtv/PlayVideo.java
	WatchTV/app/src/main/java/edu/cmu/com/watchtv/ViewVideo.java