Move build_from logic into regparser.builder. Make layer interfaces identical
Fixup layer tests to use new parameters
Add encoding for amendments
Error with JSON encoding
First step towards building whole versions
Allow notice changes to be patched
Missing import and PEP8
Fix amendment encoder; update tests
Add fix and test case for a title disappearing
Merge pull request #172 from cmc333333/notice-patches

Build Reg Versions, Apply Patches
Do not allow keyterms to also be definitions
Terms layer now ignores newline characters when verifying scope. Also lessens possibility of problems with subparts
Merge pull request #173 from cmc333333/def-keyterm

Do not allow keyterms to also be definitions
Merge pull request #174 from cmc333333/subpart-scope-missing

Fix incorrect scope issue
Allow interps to contain headers that don't reference anything
Merge pull request #175 from cmc333333/interp-intro

Allow interps to contain headers that don't reference anything