docs: organize install a bit better

docs/install.rst

@@ -1,17 +1,24 @@
-Install from Source
-===================
+Install Tendermint
+==================
 
-This page provides instructions on installing Tendermint from source. To
-download pre-built binaries, see the `Download page <https://tendermint.com/download>`__.
+From Binary
+-----------
+
+To download pre-built binaries, see the `Download page <https://tendermint.com/download>`__.
+
+From Source
+-----------
+
+You'll need `go`, maybe `glide` and the tendermint source code.
 
 Install Go
-----------
+^^^^^^^^^^
 
 Make sure you have `installed Go <https://golang.org/doc/install>`__ and
 set the ``GOPATH``.
 
-Install Tendermint
-------------------
+Get Source Code
+^^^^^^^^^^^^^^^
 
 You should be able to install the latest with a simple
 
@@ -19,13 +26,14 @@ You should be able to install the latest with a simple
 
     go get github.com/tendermint/tendermint/cmd/tendermint
 
-Run ``tendermint --help`` for more.
+Run ``tendermint --help`` and ``tendermint version`` to ensure your
+installation worked.
 
 If the installation failed, a dependency may been updated and become
 incompatible with the latest Tendermint master branch. We solve this
 using the ``glide`` tool for dependency management.
 
-Fist, install ``glide``:
+First, install ``glide``:
 
 ::
 
@@ -45,7 +53,7 @@ still cloned to the correct location in the ``$GOPATH``.
 The latest Tendermint Core version is now installed.
 
 Reinstall
-~~~~~~~~~
+---------
 
 If you already have Tendermint installed, and you make updates, simply
 
@@ -79,7 +87,7 @@ Since the third option just uses ``glide`` right away, it should always
 work.
 
 Troubleshooting
-~~~~~~~~~~~~~~~
+---------------
 
 If ``go get`` failing bothers you, fetch the code using ``git``:
 
@@ -92,7 +100,7 @@ If ``go get`` failing bothers you, fetch the code using ``git``:
     go install ./cmd/tendermint
 
 Run
-~~~
+^^^
 
 To start a one-node blockchain with a simple in-process application: