Updated catalan translation
New fixtures: Eurolite TSL-200, Velleman Beam Driver 250, Laserworld CS-1000RGB (thanks to Rob Nieuwenhuizen)
Show Manager: added a timing tool to set a Show item start position and total duration

The timing tool does:
- nothing on Audio and Video
- scale Sequences steps
- set duration of EFX and RGB Matrix

ShowRunner: Fixed playback of EFX and RGB Matrix in ShowRunner
Speed Dials: Fixed unwanted time values sent under certain circumstances (see SpeedDial::setSpinValues code comment)
Updated Show Manager documentation
New fixture: Cameo Multi PAR 1 (thanks to Santiago Benejam Torres)
Updated translations (UI)
Merge branch 'master' of https://github.com/mcallegari/qlcplus.git
Catalan translation.
Corrected some strings in fixture editor.
Translated new strings in UI.
Show Runner: proper solution to playback EFX and RGB Matrix multiple times
Merge pull request #350 from tornel/translation

Update Spanish Translation
Merge pull request #351 from sbenejam/master

Updated catalan translation
UI: fixed size of ConsoleChannel spin box
Fix compilation problem reported by Maikel Boerebach

(https://sourceforge.net/p/qlcplus/discussion/general/thread/0b17a419/#c959)
Most probably wrong method was called.
Small Doxygen fix (strip paths from output)
Added script to prepared docs for the web
New fixture: Stairville MH-100 Beam 36x3 LED (thanks to Jasper Zevering)
New fixture: Stairville SC-X50 MKII (thanks to Johan Förberg)
Update Spanish Translation