added Calculator.java
added Calculator.java
Merge branch 'master' of https://github.com/syarik/fizteh-java-2013
deleted a waste folder
calculator has become more rummy, according to the requirements
fixed bugs "()" and "999999999999999999"

Calculator now has become a little more useful
final improvement
Merge pull request #51 from syarik/master

Calculator, Мещерин Илья, 297