document pip installation [ci skip]

Author: phobson

README.md

@@ -8,8 +8,13 @@ Real probability scales for matplotlib
 
 ## Installation
 
+### conda
+
 `conda install mpl-probscale --channel=phobson`
 
+### pip
+`pip install probscale`
+
 
 ## Quick start
 

docs/index.rst

@@ -18,8 +18,16 @@ https://github.com/phobson/mpl-probscale
 Installation
 ------------
 
+With conda
+~~~~~~~~~~
+
 ``conda install mpl-probscale --channel=phobson``
 
+With pip
+~~~~~~~~
+
+``pip install probscale``
+
 
 Quickstart
 ----------

docs/tutorial/getting_started.ipynb

@@ -8,11 +8,14 @@
     "\n",
     "## Installation\n",
     "\n",
-    "### From `conda`\n",
+    "### From conda\n",
     "I've uploaded the package to my anaconda channel.\n",
     "\n",
     "`conda install --channel=phobson mpl-probscale`\n",
     "\n",
+    "### From pip\n",
+    "`pip install probscale`\n",
+    "\n",
     "### From source\n",
     "`mpl-probscale` is a pure python package. It should be fairly trivial to install from source on any platform. To do that, download or clone from [github](https://github.com/phobson/mpl-probscale), unzip the archive if necessary then do:\n",
     "\n",