set phenology.globalization
set phenology.api
introduce phenology.synchronize + move UploadCtrl on it
introduce phenology.snowings + implement function to validate snowing
introduce phenology.home
add ngGeolocation + leaflet.locatecontrol libs
refactoring + introduce phenology.survey
add informations about survey
improve datemodal
introduce phenology.tools
introduce phenology.map
add custom button to locate user position
snowing: change input type
impact app.js and index.html related to last changes
css to scss
clean up on templates
cleanup on globalization
useful directive to set alternative src attribute if first one failed ( as 404 )
api : declare username variable without initialization + minor changes