Fix PVL import.

* Prepping for 1.2.4 release

* Update appveyor.yml

* Update appveyor.yml

* Supports covar when some are empty

* Adds tests for aprioriCovar

* Fixes 144

* Supports read/write, warn on pointLog

* Adds tests and fixes bugs that the tests identified

* Updates for comments

* updates tests

* shifting apriori line/sample during read in/write out

* making apriori values optional

Added check for repeated fields in protobuf

Added name un-mangling when writing ISIS controlentworks out

* Fixing to_isis / from_isis process

* Removed merge conflict

* Fixed tests

* First pass at shared field names

* Removed write changes

* Removed print

* Added better testing. Fixed weird choosername problem

* Adds computation of covariance matrix to utils

* Adds covariance matrix inside library

* Updates to_isis to use the 0.5 offset

* inverse correction on from_isis

* Fixes key in measure creation

* Bumps minor minor

* added thermal alert notebook

* updated to_isis to proagate point type

* cpoint type proagation

* updated tests

* removed thermal playground

* removed capstone code

* 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

Fixes #104

* Added V5 protobuf files

* First pass at v5 control network reader

* parameterized cnet read test