Removing things from gitignore that don't belong there

For more see https://help.github.com/articles/ignoring-files

Author: Kevin Burke

.gitignore

@@ -1,12 +1,7 @@
-.*.swp
 docs/_build/
-test.php
-sms.php
-scratch/*
 vendor/*
 composer.lock
 composer.phar
-.idea
 coverage
 package.xml
 *.tgz