replace echo with p
explanation for print_unescaped and update sync links
Merge pull request #350 from owncloud/replace-echo-usage

Replace echo usage
add amahi instructions link
Merge pull request #406 from owncloud/add-amahi

add amahi instructions link. Fixes #404.
Adding level 4 to logging description
Merge pull request #407 from owncloud/adding-level-4-to-logging

Adding level 4 to logging description
Merge pull request #402 from owncloud/fixing-links

Added links for update.rst access
Merge pull request #411 from owncloud/master

Master