dep/chart: Add a Chart.js submodule for drawing graphs

Chart.js [1,2] is an MIT-licensed, JavaScript library for drawing
charts using HTML5 canvas elements.

[1]: http://www.chartjs.org/
[2]: https://github.com/nnnick/Chart.js

diff --git a/.gitmodules b/.gitmodules
new file mode 100644 (file)
index 0000000..74cea68
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "dep/chart"]
+       path = dep/chart
+       url = https://github.com/nnnick/Chart.js

diff --git a/dep/chart b/dep/chart
new file mode 160000 (submodule)
index 0000000..8f025f3
--- /dev/null
+++ b/dep/chart
@@ -0,0 +1 @@
+Subproject commit 8f025f33c08c66991a12f02f908bab156a963aef