Keymap: Add software development oriented bepo layout to xd75 (#3451)

* added special keys

* formatting

* disabled autoshift

* updated readme to follow guidelines

* changed copyright

* minor fixes

* added changes requested

* update traditional bepo layout

keyboards/xd75/keymaps/developper_bepo/rules.mk

@@ -0,0 +1,14 @@
+# Copyright 2013 Jun Wako <wakojun@gmail.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.