:boom::camel: Added .gitattributes & .gitignore files
New Files
Revert "New Files"

This reverts commit 9cc31317209a3d9dd51aeb49be25133bff460b8f.
Files

need to create a search method in PeriodicTable
Updated Ver

added toString(), more testing
Merge branch 'master' of https://github.com/whatxiuwant/Periodic-Table

Conflicts:
	Element.java
	PeriodicTable.java
	PeriodicTableReader.java
Almost dun