only do coverage when using a gnome branch
Merge pull request #33 from gonum/only-coveralls-if-branch

This came up in floats pull 22.  Because it only changes the .travis.yml file, I'm forgoing the normal review process - it doesn't change any active gonum code.
fix bash conditional

Previous conditional always evaluated to true.  Oops.
Merge pull request #34 from gonum/only-coveralls-if-branch

fix bash conditional
Change argument names for (Set)Row/Col.

This changes the argument names for Row/SetRow/Col/SetCol to make it more clear from the signature which is the slice and which is the index. There is no change to function behavior or argument types
Changed name to src and updated Vectorer comments
Documentation fix.
Merge pull request #35 from gonum/rowcolargname

Change argument names for (Set)Row/Col.
couple of mods for the doc comments
Merge branch 'master' of https://github.com/gonum/matrix

Conflicts:
	mat64/dense.go