New: tools/srtm/download_all.php to download all SRTM files from cmd line.
Added back plot link on map nodes popup.
Improved a bit output of srtm download tool.
Fix: plot_link controls now work again.
Fix: possible sql injection on 'node' parameter. Closes #8
Cherry pick small fixes from face-lift branch
 * wrong Conten-Type at suggest_js.tpl
 * dropped "language" attribute at <script> tag .
 * wrong formated src at <script> tag
 * a regression bug from last commit
 * wrong format of logout link
 * gmap.php page was refering deleted resources.
A small CSS fix and missing img folders from OpenLayers
Merge branch 'master' into face-lifting

Conflicts:
	includes/pages/search/search_suggest_js.php
	templates/basic/css/styles.css

Style was choosen explicitly from face-lifting branch.