now lyra.split_series_using_lytaf returns list containing a single dictionary if the input series is unmodified.
Add default url parsing to Database() class.

If no url is specified to Database then it will attempt to read a
value from the sunpyrc file.

Also add a url property to the database class to return the url of
the current instance.
revert config after test
no longer copy sunpy.config
load config from file at end of test
monkeypatch FTW @derdon
test excption on no config value being present
seperate the blank config test
Merge pull request #754 from Cadair/master

fix ana test and patch coverage
add sunpy/version.py to the coverage exclusion as it is auto-generated
Merge branch 'master' of github.com:sunpy/sunpy
Merge pull request #750 from Cadair/database_tweaks

Add default url parsing to Database() class.
Merge pull request #755 from aringlis/lyra

Small fix for LYRA utility function in instr.lyra
fix a massive jp2 reader regression!

It there was a large merge and all the jp2 glymur stuff got removed.