Modifying the Grid object so it holds the camera locations as well.
Add camera footprints overlays to the map.
Fix some problems with the size of the ground footprints.

Also some cosmetic fixes
Ups, that was an ugly math mistake :)
Re-factoring camera data
Adding the option to enable or not the polygon camera overlays.
Improving the survey fragment layout
Making the number of cameras consistent through the app.
Set the default altitude on survey be the same as the default alt.
Improving handling of exceptional cases on the survey generator
Merge branch 'WaypointFixes' to do a new release

That branch is still in development but I'm doing this merge to release
an alpha version of the software.
Preparing for release 0.15.0
SurveyDialogFix

1. Fix the Polygon/Mission Switch location on landscape mode
2. Fix the Polygon/Mission Switch font size to be the saem size with
the adjecent button
Merge pull request #301 from azrin1972/SurveyDialogFix

SurveyDialogFix
Set Home Dialog Fix

1. Home location can be set by 4 method:
a. by vehicle location
b. by waypoint
c. by GCS location
d. manually entered
Fix COND_YAW dialog box
FIx for DO_SET_HOME dialog box
Remove Set Realy & Set Repeat Realy
Fix DO_JUMP menu in the action bar
Adding Set Jump Dialog Box

Spinner not selected - need to solve