Allows the user to configure the default sort of the default query.
removed duplicated code
added ability to change default sort field
Merge commit 'ceb52823dab09a9e07ea9d514f749de4f0155280' into 7.x

Conflicts:
	includes/query_processor.inc
Fixed merge errors
Merge pull request #116 from rosiel/7.x

7.x
Buildfile and doxyfile
Buildfile fix
More buildfile fixes
Merge pull request #117 from daniel-dgi/7.x

7.x
sed fix
Handle multiple operators in the display of breadcrumbs.
Merge pull request #118 from daniel-dgi/7.x

sed fix
Functionalize our filter formatting.
Merge pull request #119 from jordandukart/7.x

Handle multiple operators in the display of breadcrumbs.
7.x grammar fixes
Lower case hex values
variable cleanup
Merge pull request #120 from daitken/7.x

7.x grammar and clarity fixes
always return emtpy values when using the range slider + cleanup