Should ignore PHPStorm and Sublime Text project files.
diff --git a/.gitignore b/.gitignore
index 9edcfca..5982f9b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,4 +13,15 @@
 user_guide_src/cilexer/dist/*
 user_guide_src/cilexer/pycilexer.egg-info/*
 /vendor/
-/nbproject/
\ No newline at end of file
+
+# IDE Files
+#-------------------------
+/nbproject/
+.idea/*
+
+## Sublime Text cache files
+*.tmlanguage.cache
+*.tmPreferences.cache
+*.stTheme.cache
+*.sublime-workspace
+*.sublime-project