* 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

* Allows the user (or CI) to grab gdal from osgeo instead, if available

* Fixing the imported package

* The import error was causing travis-CI to fail.

* Reverting old PR edits and moving attempted oseo import to init

* Add .readthedocs.yaml file and correct tile for tutorials

* Also add documentation badge

* Move build documentation badge

Co-authored-by: Kristin Berry <kberry@gyro.wr.usgs.gov>

Updated for PVL 1.0

travis build fails because of no output for >10 minutes.  Removing quiet flag might generate additional output needed to keep the build alive.

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