make self_test not import if pytest is not installed
Change Map methods from returning a new map to a modified copy
change to deepcopy to make a copy of meta
put pytest import inside main() function
actually remove the top level pytest import...
removed the other mention of cmath
Merge pull request #668 from Cadair/map_rot_fix

Change Map methods from returning a new map to a modified copy
move import out of function while maintaining behaviour
Merge pull request #739 from Cadair/pytest_patch

self_test will throw an ImportError if pytest is not installed
add coveralls to travis config
Merge pull request #742 from wafels/fix_app_ra

removed the other mention of cmath
install coveralls
Merge branch 'master' of github.com:sunpy/sunpy
fix typo
add pytest-cov to install on travis
add coverage report to leading build
add coverage to whole build matrix
Add coveralls badge to README
add coveragerc, stolen from scikit-image
add pragma no cover @derdon