updated definitions of some VarChunks in GlassBR to use 'vc' instead of 'makeVC'
updated definitions of some VarChunks in GlassBR to use 'vc' instead of 'makeVC'

JacquesCarette/literate-scientific-software,JacquesCarette/literate-scientific-software,JacquesCarette/literate-scientific-software,JacquesCarette/literate-scientific-software,JacquesCarette/literate-scientific-software,JacquesCarette/literate-scientific-software,JacquesCarette/literate-scientific-software