2.1.15 b1

KB creation #240
2.1.15b2

bugs corrected: 242 - 254 - 244 - 247
2.1.15b3
2.1.15b4
Some correction based on open tickets.
2.1.15b5
#240, #260 corrected
Prevent against infinite loop if screen size too small
2.1.15
 * list of bugs corrected: #242 - #254 - #244 - #247 - #256 - #250 - #254 - #248
   #243 - #252 - #232 - #240 - #260 - #259 - #262 - #251 - #236
 * MySQL hashing => todo
 * CSV importation
2.1.15
 * list of bugs corrected: #242 - #254 - #244 - #247 - #256 - #250 - #254 - #248
   #243 - #252 - #232 - #240 - #260 - #259 - #262 - #251 - #236
 * MySQL hashing => todo
 * CSV importation