+0.3
+- Restructure the code
+- Add tight packing mode
+- Autodetect cell size and chars-per-line in grid mode
+
+0.2.2
+- Write both X and Y offsets of glyphs to the definition file
+- Output font ascent and descent to definition file
+
+0.2.1
+- Don't create too large image with sequential mode if the range is sparse
+