Merge pull request #218 from ngds/map_search

trying to fix merge conflicts
updated to leaflet0.8
leaflet0.8
leaflet css
updated map.html
updated leaflet-draw
Minified/Compiled files for Map Update Leaflet fixes
Compile error with result_parser.min.js, so using non-minified
hackish UI fix for backend problem
Merge branch 'master' of https://github.com/ngds/ckanext-ngds
Minified fix in a-ngds-map.js
Makes apt-get args more clear, and apt-get output more quiet.
Makes wget args more clear, and wget and tar output more quiet.
Moves installation of some key prerequisites to a single function.
Corrects URL for tomcat download.
Merge branch 'master' of https://github.com/ngds/ckanext-ngds
Switches root of NGDS installation to /opt/ngds; installs tomcat and geoserver there; adds a temporary function to assist development.
Installs tomcat and geoserver to /opt/ngds; installs and configures solr (work in progress, not ready for general use.)
This installer runs correctly.
added helpers for installer