Improved performance and solved memory leaks#1

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Joshhua5 wants to merge 2 commits intoscarlettDiMa:masterfrom Joshhua5:master

+41-34

Commits on Oct 9, 2015

Improved adjust height value performance
Joshhua5
committed

Commits on Oct 11, 2015

Fixed memory leaks
Joshhua5
committed