Creates a layouts/ folder for keymaps shared between keyboards (#1609)

* include variables and .h files as pp directives

* start layout compilation

* split ergodoxes up

* don't compile all layouts for everything

* might seg fault

* reset layouts variable

* actually reset layouts

* include rules.mk instead

* remove includes from rules.mk

* update variable setting

* load visualizer from path

* adds some more examples

* adds more layouts

* more boards added

* more boards added

* adds documentation for layouts

* use lowercase names for LAYOUT_

* add layout.json files for each layout

* add community folder, default keymaps for layouts

* touch-up default layouts

* touch-up layouts, some keyboard rules.mk

* update documentation for layouts

* fix up serial/i2c switches

1 files changed, 34 insertions, 0 deletions

diff --git a/layouts/community/ergodox/yoruian/ergodox_yoruian b/layouts/community/ergodox/yoruian/ergodox_yoruian
new file mode 100644
index 0000000000..0d13fbfd4c
--- /dev/null
+++ b/layouts/community/ergodox/yoruian/ergodox_yoruian
@@ -0,0 +1,34 @@
+partial alphanumeric_keys modifier_keys
+xkb_symbols "ergodox_yoruian" {
+    include "us"
+    name[Group1]= "English (yoruian-1.0.0)";
+
+    replace key <KP2>  { [    Multi_key, Multi_key    ] };
+    replace key <KP3>  { [    Hyper_L,   Hyper_L      ] };
+    replace key <AE09> { [        grave, 9            ] };
+    replace key <AE07> { [    semicolon, 7            ] };
+    replace key <AE05> { [        colon, 5            ] };
+    replace key <AE03> { [        minus, 3            ] };
+    replace key <AE01> { [        slash, 1            ] };
+    replace key <AE10> { [  asciicircum, 0            ] };
+    replace key <AE02> { [      percent, 2            ] };
+    replace key <AE04> { [   asciitilde, 4            ] };
+    replace key <AE06> { [   dead_greek, 6            ] };
+    replace key <AE08> { [   dead_caron, 8            ] };
+    replace key <KP1>  { [            E, E            ] };
+    replace key <AD12> { [       period, asterisk     ] };
+    replace key <BKSL> { [     question, backslash    ] };
+    replace key <AC10> { [       exclam, bar          ] };
+    replace key <AC11> { [   apostrophe, numbersign   ] };
+    replace key <AB08> { [     quotedbl, dollar       ] };
+    replace key <AB09> { [        comma, at           ] };
+    replace key <AB10> { [   underscore, ampersand    ] };
+    replace key <KP0>  { [        equal, plus         ] };
+    replace key <TLDE> { [    parenleft, bracketleft  ] };
+    replace key <AE11> { [         less, braceleft    ] };
+    replace key <AE12> { [      greater, braceright   ] };
+    replace key <AD11> { [   parenright, bracketright ] };
+
+    modifier_map none { <HYPR> };
+    modifier_map Mod3 { <KP3>  };
+};