Proto commits in XtremeCoder007/slicebug

These 5 commits are when the Protocol Buffers files have changed:

Commit:510f9f7
Author:goosefairy
Committer:goosefairy

Add protobufs for PTC support

The documentation is generated from this commit.

Commit:8d33218
Author:goosefairy
Committer:goosefairy

Implement SVG import

Commit:f043477
Author:goosefairy
Committer:goosefairy

Improve cutting main loop

Commit:743313a
Author:goosefairy
Committer:goosefairy

Implement initial support for cutting

Commit:f19c04a
Author:goosefairy
Committer:goosefairy

Hardcode some information about tools There doesn't seem to be any other way to get information about operation order?