IT translation update
fixes translation string
changes text color for alert to be more readable
adds a couple of strings to translation process
[BUGFIX] #76 - Handle internal links with # for media url
[FEATURE] #84 Using placeholder for locateByLayer

Like for geocoding search, it will be interesting for user to use placeholder in locateByLayer.
Upgrade to Jelix 1.5.3
Update jAcl2 class uses
Upgrade to Jelix 1.6.0
Update Db cache and SQLite3 Db connection
Update header style
Update header page
Add map menu and update hstyles
Start adding dock and mini-dock
Move switcher, legend and metadata to the dock
Move toolbar to mini-dock
Dock System

Making a dock system for lizmap features.

Dock for informations and layer tools :
* Switcher
* Legend
* Map information

Mini-dock for interactions :
* measure
* locate by layer
* geolocation
* edition
Interface enhancements - header and docks colors/position, only 1 dock tab visible at once, switcher max-height
LizmapConfi - use generic QGIS Server fcgi URL