Dev services

Mirgation of mf-next services
Removed geoservice
Fix return geometry in identify
Adapt gitignore
First implementation of all in one search service (+ examples)
Mapfish print server added
Remove travis at the moment
Merge CONST_buildout.cfg in buildout.cfg
Taking into account geodata staging
Adapt response in metadata service

What remains:
Improve search service
Tests for search and search modules
Integration of sphinx.conf in the project
Creation of CatalogServer service
Add missing parameters in metadata service for dynamic layer creation
Add servcie extendedhtmlpopup
Add travis
Migrate all the models
Migrate all the tooltips
...