Merge pull request #833 from KevWright/master

Added tutorial and enterprise troubleshooting
Merge pull request #834 from KevWright/master

Fixed one example page
Merge pull request #835 from KevWright/master

Modified file tutorial
Merge pull request #836 from KevWright/master

Updated file tutorial
Merge pull request #837 from KevWright/master

Fixed file example page
guide/faq.markdown: add information about changing policy server IP
Merge pull request #838 from tzz/doc/faq-policy-server-move

guide/faq.markdown: add information about changing policy server IP
Merge branch 'master' of https://github.com/cfengine/documentation
Added new test to file tutorial