Cleaning before PR. Note that many tests fail.

src/mol-script/script.ts

src/mol-script/transpile.ts

src/mol-script/transpilers/_spec/pymol.spec.ts

src/mol-script/transpilers/_spec/utils.ts

src/mol-script/transpilers/_spec/vmd.spec.ts

src/mol-script/transpilers/all.ts

src/mol-script/transpilers/helper.ts

src/mol-script/transpilers/jmol/examples.ts

src/mol-script/transpilers/jmol/keywords.ts

src/mol-script/transpilers/jmol/markdown-docs.ts

src/mol-script/transpilers/jmol/operators.ts

src/mol-script/transpilers/jmol/parser.ts

src/mol-script/transpilers/jmol/properties.ts

src/mol-script/transpilers/jmol/symbols.ts

src/mol-script/transpilers/pymol/keywords.ts

src/mol-script/transpilers/pymol/operators.ts

src/mol-script/transpilers/pymol/parser.ts

src/mol-script/transpilers/pymol/properties.ts

src/mol-script/transpilers/rasmol/examples.ts

src/mol-script/transpilers/rasmol/keywords.ts