d5090c #assistants: move guideline headers into include folder

Authored and Committed by bw a year ago
toonz/sources/include/tools/assistants/guidelineellipse.h toonz/sources/tnztools/assistants/guidelineellipse.h
file renamed
file was renamed with no change to the file
toonz/sources/include/tools/assistants/guidelineline.h toonz/sources/tnztools/assistants/guidelineline.h
file renamed
file was renamed with no change to the file