Merge pull request #161 from awiddersheim/master

Add more options dealing with what gets displayed and how
skip tests if compressors are missing
updated documentation
Added home_link option

Added home_link option to thruk.conf and documentation.
Merge remote branch 'upstream/master'
Fixed documentation_link wording in documentation
Added bug_email_rcpt option

Added bug_email_rcpt option to thruk.conf and documentation.
Added minemap_default_link option

Added minemap_default_link option to thruk.conf and documentation. Nice to be able to configure a default link because in large installations the current default can be quite painful to load and not what you want to see anyway.