gitignore jetbrains stuff (#43)

Author: akundaz

.gitignore

@@ -77,6 +77,9 @@ Cargo.lock
 .history
 .ionide
 
+### Jetbrains ###
+.idea/
+
 ### Windows ###
 # Windows thumbnail cache files
 Thumbs.db
@@ -104,4 +107,4 @@ $RECYCLE.BIN/
 *.lnk
 
 # Warp
-WARP.md
+WARP.md