Retail-like quest Black Swan (351).
Some fixes for quest Black Swan (351) by @jurchiks
Quest: Test Of The Maestro (231)
Reviewed by: @Zoey76
Added Gitter badge
Merge pull request #6 from gitter-badger/gitter-badge

Add a Gitter chat badge to README.md
DP-Part for @bbe99ca93b5c36a7c560dfa32a737597a73d26b4
Quest: Certified Arbalester (66)
Reviewed by: @Zoey76
Minor update for:
L2J/L2J_DataPack@ff4408fd15e40d4f125d630fea3e5f5f5217a7b8
Updating AvantGarde AI to use ExAcquirableSkillListByClass to show learn window for SubClass / Transform skill
Updating HealerTrainer AI to use ExAcquirableSkillListByClass to show learn window for Transfer skill
Merge remote-tracking branch 'origin/master' into ertheia
AI improvements.

Patch by: @St3eT
Reviewed by: @Zoey76
Quest Pavel's Last Research (120) in Java.

Patch by: @jurchiks
Reviewed by: @Pandragon, @Zoey76
DataPack for Core
L2J/L2J_Server@066ce70b2ebf1dea87c8c07f71021cf94afa822e
Merge remote-tracking branch 'origin/master' into ertheia
Fix bad data from last commit also remove not retail cond.
Reported by: benas80
Remove the cond...
Removed trove from import order since we don't use it anymore.
Quest: Trial Of The Guildsman (216)
Reviewed by: @Zoey76
Thanks to: @Zoey76
Some improvements for quest A Powerful Primeval Creature (642).