Removed excanvas.js. It was just a one line text file indicating that it thought...

diff --git a/tests/excanvas.js b/tests/excanvas.js
deleted file mode 120000 (symlink)
index 6a50563..0000000
--- a/tests/excanvas.js
+++ /dev/null
@@ -1 +0,0 @@
-../excanvas.js
\ No newline at end of file