added support for raw strings

also removed some depreciated args for matplotlib
minor changes

Author: jacobwilliams

.gitignore

@@ -30,3 +30,6 @@ doc/
 *.exe
 *.out
 *.app
+
+# misc
+.DS_Store

README.md

@@ -22,6 +22,7 @@ Supported plot types
 * ```matplotlib.pyplot.contourf``` -- filled contour plot
 * ```matplotlib.pyplot.imshow``` -- image plot
 * ```matplotlib.pyplot.hist``` -- histogram plot
+* ```matplotlib.pyplot.errorbar``` -- errorbar plot
 
 Example
 ---------------