Adding betaupdate function to pull content from github
removed extra if
Adding exit to script
Fixing symlink weirdness
Remove destination on updating tool
Switched to rsync with backup
Merge pull request #168 from joshsamuelson/beta_updater

Beta updater
Fix grammar, typos, and syntax issues.
Fixed runon sentence in welcome quest sidebar per LEARNVM-92
Fixed indented code block in setup section
Fixed typos and instructions in power of puppet quest per LEARNVM-95 and LEARN-VM-94
Completed comparative in power of puppet quest per LEARNVM-96
Expanded modulepath explanation per LEARNVM-97
fixed test in mysql quest per LEARNVM-98
fixed typo in ntp quest per LEARNVM-100
Merge pull request #170 from kjhenner/quest-guide-edits

Quest guide edits
Fixed non-working bold within code block
Merge pull request #169 from natemccurdy/fix_typos

Fix typos
Merge pull request #171 from kjhenner/LEARNVM-105

Fixed non-working bold within code block
Added explanation of possible caching issue with puppet agent -t