Font creator for the esp8266-oled-ssd1306 library
Created by Arcao (http://arcao.com), based on squix78 (http://blog.squix.ch) work.

Usage: fontcreator [options] [FONT]

Non-option arguments:
[FONT] -- system font name or path to font file to be processed

Option                   Description
------                   -----------
-b, --bold               use bold font variant
-c, --charset            font table index charset (default: iso-8859-1)
-h, --help               display this help and exit
-i, --italic             use italic font style
-o, --output [File]      write .h font table to file instead to StdOut
-s, --size <Integer>     font size
-y, --yoffset [Integer]  shifts characters upwards (pixels) (default: 0)

Copyright 2016 Martin "Arcao" Sloup

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.