Merge branch 'release/0.3.3'
log: Add notes for Tuesday/Wednesday
Documentation/ReleaseChecklist: Test coverage
scripts: Add test coverage report script
Move mkrelease from tools/ into scripts/
Move sloccount from tools/ into scripts/
scripts: Rename 'launch-shell' to 'env'
views/ui: Minor refactor of search-bar
resources: Add an image-path functino

This is intended to provide part of the functionality of
views.ui/logo-path.
views/ui: Use res/image-path function

View logic should not have any knowledge about the underlying
file system.
test/views/ui: Add 100% test coverage
build/tools: Remove outdated reference to sloccount

We moves sloccount into the scripts/ directory in:

    commit 9570acc2d3267a91bd17a7fe9a504159be14296e
    Author: Chris Cummins <chrisc.101@gmail.com>
    Date:   Wed Feb 12 13:18:11 2014 +0000

        Move sloccount from tools/ into scripts/
README: embed pip-db logo
Merge branch 'feature/readme'
README: Fix minor typo
views/ui: Rename search-form-pi-widget to ...-row

This keeps it consistent with the other row elements.
views/advanced: Add method selection widget

This widget has an on/off control, in the same manner as the pI
slider.

Issue #240.
views/advanced: Re-arrange search rows

It just looks a bit neater with the two toggle-able widgets before the
remaining text fields. Gives the user a bit of a break from typing.
Merge branch 'issue/240'
Bump release version for '0.3.4'