update .gitignore

Author: tawheeler

.gitignore

@@ -6,32 +6,21 @@
 *.pdf
 *.fls
 *.fdb_latexmk
-pythontex-files-optimization
-pythontex-files-optimization-chapter
 *.log
 *.out
-optimization.pdf
 *.xml
 *.toc
 *.aux
 *.bbl
 *.xwm
 *.dvi
+*.idx
+*.ilg
+*.ind
 tmp*
 fig/*
-fig_*.tex
-notation.pdf
-Lectures
-materials
-.ipynb_checkpoints
 all_algorithm_blocks.jl
 all_juliaconsole_blocks.jl
 all_test_blocks.jl
 pythontex-files*
-chapter_[0-9].tex
-chapter_1[0-9].tex
-*.ipynb
-vc.tex
-*.idx
-*.ilg
-*.ind
+pythontex-files-book