Minor Fixes to build with latest 10.2
Change for new/old mouse event signal
Changes to support Qt5 & 10.2Final

Updates to support Qt5/Qt4 builds & Changes since 10.2B2
Note: VC QML is not yet fully working at Qt5 (but does still work on
Qt4)
Change QML Import & Note QML Debugger Issue (#5)

Changed to import QtQuick 1.1 since previous import was deprecated.
Added a stern warning in comments that QML debugging doesn't work with
this project (this issue is noted in Issue #5)
Updated Readme
Add Terrain Analysis Example (Issue #3)

Address Issue #3 - add Terrain Analysis GP Example
Merge pull request #6 from csmoore/master

10.2 Milestone Changes (Issues #3 & #4)