AdvMapDetails: add details for hill and color shading Minor changes
AdvMapDetails: add elevation shading
minor format improvements resolve merge conflict
POI handling:first draft
Standardize some spelling. Add remark about not supported gmap format.
remove some more format errors
replace broken links with working ones
add page BuildOSX with link to OSX compilation info
changes due to '[QMS-22] Added units "Aviation nm/feet"'
add TOC to almost all Wiki pages
remove [TOC} macro from Wiki pages
Initial commit to port the wiki from Bitbucket into GitHub