Add more filter types for mammography

[David Platten]

I'd like to be able to filter the displayed studies using these additional attributes:

• Requested procedure
• Study description
• Acquisition protocol

[Ed McDonagh]

Added display of study desc and requested procedure, and filters for them. Need to do acquisition filters. Refs #507

→ <<cset f04fa28e59fa>>

[Ed McDonagh]

Added acquisition filter for mammo. Refs #507

→ <<cset 927a56ffdd8e>>

[Ed McDonagh]

Starting new test of mammo filter view to test new filters. Refs #507

→ <<cset ddcd17bf42cd>>

[Ed McDonagh]

Added test for three of the filters. None of the test files have requested procedures in currently, so can't test. Refs #507

→ <<cset 13c97c4a36e3>>

[Ed McDonagh]

Added procedure to detail view to be consistent between the views. Refs #507

→ <<cset d3fe9c47d3bf>>

[Ed McDonagh]

Added ref #507 to changes

→ <<cset 3fee757d7615>>

[Ed McDonagh]

Removing blank line. Refs #507

→ <<cset 0e849b554af5>>

[Ed McDonagh]

Removing unused variable User. Refs #507

→ <<cset 18ef9365f8b6>>

[Ed McDonagh]

Merged in issue507mammofilters (pull request #119)

Fixes #507

Approved-by: Ed McDonagh [e-mail]

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