* Fixes 126 and PVL grammar issue

* Adds changelog.md

* Updates meta.yml for pvl version

* Adds dynamic reference indices to ISIS network writes

* Updates for comments

* Stub failing test

* Adds tests for referenceIndex in cnets

* Updates tests to check for warnings

* Removes travis

* Fixes failing tests

* removes python 3.5 support

* Skips conda upload if a PR

* updates appveyor

* ncurses issues; maybe install order?

* Testing removing packages win is struggling with

* Readds build phase

* fixes apvpeyor test phase

* tests passing, now conda build

* Removes push to conda

* Removes x86 support - pytest issues

* Removes print

* Fixes failing tests

* removes python 3.5 support

* Skips conda upload if a PR