Still modifying Operator files
Merge pull request #15 from mygamelife/master

Done tokenDisplay()
Changes in the display buffer function to make it output >>
Added executeOpeningBracket to Operator.c files
Merge pull request #16 from darklord1310/master

Changes in the display buffer function to make it output >>
Merge pull request #17 from banana93/master

Added new function to Operator.c files
Correcting evaluate
correcting evaluate
Added boundary test for handle_ENTER, and changes made in handle_ENTER function to handle for empty user input
Merge pull request #18 from darklord1310/master

changes made to handle_ENTER to not add empty user input
Fix some bad memory bugs from test_OperatorToken
Merge pull request #19 from banana93/master

Fix some bad memory bugs from test_OperatorToken
correct closingBracket
Merge branch 'master' of https://github.com/Raydivine/Calculator
deleted the error inside error code file
correct evaluatePostFixAndInfix() and add test for evaluate()
adjusted the code
Merge branch 'master' of https://github.com/Raydivine/Calculator
correct typing error
Merge branch 'master' of https://github.com/Raydivine/Calculator