Added utility for files#2

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Lunarantic wants to merge 3 commits intomasterfrom

utilities-files

Commits on Dec 10, 2018

Create FileUtility.java
Lunarantic
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Commits on Dec 11, 2018

added file copying functionality
Lunarantic
authored

Commits on Jun 20, 2019

Added functionality to read integers
Lunarantic
authored