Mine Detector - Added public framework

[johnb432]

When merged this pull request will:

• Cleaned up component:
  • Removed redundant functions.
  • Formatted code.
  • Fixed up headers.
  • Optimised some code.
• Made ace_minedetector_fnc_activateDetector, ace_minedetector_fnc_deactivateDetector, ace_minedetector_fnc_hasDetector and ace_minedetector_fnc_isDetectorEnabled API.
• Enable custom minedetectors:
  • Custom sounds can be used.
  • These sounds can be played at defined intervals and distances.
  • Mine detector head position can be defined on a per mine detector basis.
    • Improved existing mine detectors by defining more accurate mine detector head positions.
• Added documentation about existing events.

IMPORTANT

• If the contribution affects the documentation, please include your changes in this pull request so the documentation will appear on the website.
• Development Guidelines are read, understood and applied.
• Title of this PR uses our standard template Component - Add|Fix|Improve|Change|Make|Remove {changes}.