0.4.1

• Merge PR #57 code cleanup / typo fixes - thanks @haeber!
• Fix: Installing PHARs from GitHub releases now correctly resolves the PHAR's name
• Fix: Remove command removes phar node from the project's phive.xml
• Fix: Write absolute paths to usages in phars.xml
• Fix: Update command now creates symlinks in the correct location
• Add: Additional testsuite running regression tests on the Phive PHAR