Set the default version to Java 7u55

u55 is a critical security update:
https://blogs.oracle.com/security/entry/april_2014_critical_patch_update
Merge pull request #35 from boxen/java7u55

Set the default version to Java 7u55
if DYLD_FALLBACK_LIBRARY_PATH is empty, use default from `man dyld`
Fix example code with custom update_version

We had to remove the $ to use this example code
Update to Java 7 Update 65
Merge pull request #43 from boxen/u65

Update to Java 7 Update 65
remove unnecessary export
Merge pull request #37 from nonrational/fix-default-dyld-behavior

Fix blank DYLD_FALLBACK_LIBRARY_PATH behavior
Java 7u67
Merge pull request #44 from boxen/u75

Java 7u67
Merge pull request #39 from jacksingleton/patch-1

Fix example code with custom update_version
Bump Java 7 to u71

This allows Java to be installed successfully on OSX 10.10 Beta too
Merge pull request #47 from joneslee85/patch-1

Bump Java 7 to u71
Merge branch 'master' of https://github.com/boxen/puppet-java