fix equipment of pets not showing all the time

(cherry picked from commit 5b3e2f84e1a57a644cd626a85ae373e212dfad14)

Conflicts:
	src/main/java/de/Keyle/MyPet/entity/types/pigzombie/EntityMyPigZombie.java
	src/main/java/de/Keyle/MyPet/entity/types/skeleton/EntityMySkeleton.java
	src/main/java/de/Keyle/MyPet/entity/types/zombie/EntityMyZombie.java
irongolems can hold flowers

(cherry picked from commit ac3757ebee71659841bb0f020122756e518a3c24)

Conflicts:
	src/main/java/de/Keyle/MyPet/entity/types/irongolem/EntityMyIronGolem.java
catch pet creation for players which are offline or have an invalid name

(cherry picked from commit b273736c1bebf8ac58144983090f8eb5270b8be5)
add bugeecord workaround (affects online mode)
remove unreliable repos

(cherry picked from commit ff5e2ba14f9199a768dfebb936db5126e78882b1)

Conflicts:
	pom.xml
adjusted bukkit packet