Squashed 'moose-core/' changes from 6a6bcc1..bd86fb5

bd86fb5 Update INSTALL.md
3602353 Update README.md
f96dbda Merge pull request #155 from dilawar/master
50d720b Merge branch 'master' into master
b408e36 Instead of simple sin/cos use fmod and divide method. Sin/cosine functions gets value of 1 or many points near the maxima when simulation time is large (T for sin/cos). This changes fixes that.

git-subtree-dir: moose-core
git-subtree-split: bd86fb53a865dce7d482e21f959513e5621b1062