Starting to fix issue #684
Merge branch 'master' of https://github.com/DroidPlanner/droidplanner into fix_parameters_screen
fixed issue #684
Merge pull request #691 from arthurbenemann/UX_minnor_fix

UX: Fixing User messages to improve User eXperience.
Merge pull request #690 from ne0fhyk/fix_parameters_screen

Fix issue #684 , Problems with decimal point on Parameters screen
updated gradle build files to support the new version of gradle (1.10+), android build tools (0.9.+) and android-studio (0.5.1+)
updated generic method definition.
added null check.
- fixed typos
- added class documentation to MissionItemView
- removed unused methods, and fields.
Comment out follow me option until it is implemented.
Merge pull request #704 from tensafefrogs/master

Comment out follow me option until it is implemented.
Clear the previous flight path when arming. Fixes #701.
Merge pull request #705 from tensafefrogs/flight-path-clear-on-arm

Clear the previous flight path when arming. Fixes #701.
Merge pull request #702 from ne0fhyk/fix_misc

Miscellaneous set of fixes
Long Press to Clear Mission

Long-press on the Trash icon in the Editor screen
to clear the mission waypoints (with confirmation).

Issue: 699
Long Press to Clear Mission

Long-press on the Trash icon in the Editor screen
to clear the mission waypoints (with confirmation).

Issue: 699
Merge branch 'long_press_clear_mission' of https://github.com/kellyschrock/droidplanner into long_press_clear_mission

Conflicts:
	DroidPlanner/res/values/strings.xml
	DroidPlanner/src/org/droidplanner/activities/EditorActivity.java
	DroidPlanner/src/org/droidplanner/dialogs/YesNoDialog.java
	DroidPlanner/src/org/droidplanner/drone/variables/mission/Mission.java
	DroidPlanner/src/org/droidplanner/fragments/EditorToolsFragment.java
Merge branch 'long_press_clear_mission' of https://github.com/kellyschrock/droidplanner into long_press_clear_mission

Conflicts:
	DroidPlanner/res/values/strings.xml
	DroidPlanner/src/org/droidplanner/activities/EditorActivity.java
	DroidPlanner/src/org/droidplanner/dialogs/YesNoDialog.java
	DroidPlanner/src/org/droidplanner/drone/variables/mission/Mission.java
	DroidPlanner/src/org/droidplanner/fragments/EditorToolsFragment.java
Merge branch 'long_press_clear_mission' of https://github.com/kellyschrock/droidplanner into long_press_clear_mission

Conflicts:
	DroidPlanner/src/org/droidplanner/dialogs/YesNoDialog.java
Params Pull Fix

Fixes parameter percentage so it uses the number of parameters
received vs. the index of a given parameter in order to determine
when it is finished getting parameters from the MAV. Otherwise,
it finishes loading parameters but only gets part of them from the
MAV.

fix #710