a very slight increase in speed of random insert

- commentaries are updated after all elements are inserted
Merge remote-tracking branch 'kuko/master'
BSTInsert moved to BST

and it doesn't create new thread for each insert

- contains some bugs
drawQuarterArc
just forgot to delete sth
Merge branch 'master' of git@github.com:kuk0/alg-vis.git
small changes
DaryHeap done, commentaries changed, (+ deleted debugging outputs)
DaryHeap done, commentaries changed, (+ deleted debugging outputs)
Merge branch 'master' into experiments

Conflicts:
	src/algvis/bst/BSTInsert.java
	src/algvis/core/Buttons.java
	src/algvis/core/Commentary.java
	src/algvis/core/DataStructure.java
	src/algvis/core/DictButtons.java
	src/algvis/core/Node.java
	src/algvis/core/View.java
Pairingheap (naive, lrrl)
Licence
Merge branch 'master' of git@github.com:kuk0/alg-vis.git

Conflicts:
	src/Messages_sk.properties
	src/algvis/core/DataStructures.java
	src/algvis/core/Highlighting.java
	src/algvis/core/TreeNode.java
	src/algvis/daryheap/DaryHeapInsert.java
	src/algvis/leftistheap/LeftHeapNode.java
	src/algvis/leftistheap/LeftHeapPanel.java
DataStructure.nodes + Heap field encapsulated
DataStructure.nodes hided
heap scenario done
Merge branch 'master' of git@github.com:kuk0/alg-vis.git

Conflicts:
	src/algvis/daryheap/DaryHeapNode.java
	src/algvis/leftistheap/LeftHeap.java
Gnarley Trees
packages algvis.gui and algvis.gui.view
only one screen thread running