Update .gitignore

.gitignore

-# Prerequisites
-*.d
+# Visual Studio Code
+.vscode/
+.vscode
 
 # Compiled Object files
 *.slo
@@ -7,29 +8,8 @@
 *.o
 *.obj
 
-# Precompiled Headers
-*.gch
-*.pch
-
-# Compiled Dynamic libraries
-*.so
-*.dylib
-*.dll
-
-# Fortran module files
-*.mod
-*.smod
-
-# Compiled Static libraries
-*.lai
-*.la
-*.a
-*.lib
-
 # Executables
 *.exe
 *.out
 *.app
-math/~$derlying assumptions.docx
-.DS_Store
-PhysiCell/.DS_Store
+