using static rubabel builds

README.md

@@ -201,23 +201,16 @@ First, many thanks to Andreas Maunz for packaging openbabel as a gem which makes
 
 ### Quick Install
 
-On a POSIX system, make sure you have openbabel (including header files), cmake, curl, tar, sed and make {see openbabel instructions}[https://github.com/amaunz/openbabel-gem].  On ubuntu/debian:
+On a POSIX system, make sure you have openbabel (including header files), cmake, curl, tar, sed and make {see openbabel instructions}[https://github.com/amaunz/openbabel-gem].  On a recent ubuntu/debian system, this should work
 
 ```bash
-sudo apt-get install openbabel libopenbabel-dev cmake make curl
-```
-
-I also found that installing these additional libs were necessary on some
-machines (this is probably overkill, but I haven't whittled this down yet):
-
-```bash
-sudo apt-get install build-essential libwxgtk2.8-dev libwxbase2.8-dev libxml2-dev libxslt-dev libeigen2-dev libeigen3-dev libcairo-dev
+sudo apt-get install ruby ruby-dev openbabel libopenbabel-dev cmake make curl build-essential libcairo-dev
 ```
 
 Then install the gem (which should install the openbabel gem, too):
 
 ```bash
-gem install rubabel
+sudo gem install rubabel
 ```
 
 ### Building from Source

lib/rubabel/version.rb

@@ -1,3 +1,3 @@
 module Rubabel
-  VERSION = "0.4.2"
+  VERSION = "0.4.3"
 end

reference/installation_packages.txt

@@ -0,0 +1,4 @@
+These packages were helpful (necessary??) to squelched warnings when installing from aa cleanly installed system.  libcairo-dev was what eventually worked, but these did squelch warnings!
+
+sudo apt-get install libwxgtk2.8-dev libwxbase2.8-dev libxml2-dev libxslt-dev libeigen2-dev libeigen3-dev
+

rubabel.gemspec

@@ -20,7 +20,7 @@ interface attempts to be a ruby-ish analogue of pybel.}
   spec.require_paths = ["lib"]
 
   [
-    ["openbabel", "~> 2.3.1.2"],
+    ["openbabel", "= 2.3.1.9"],
     ["andand", "~> 1.3.3"],
     ["mini_magick", "~> 3.6.0"]
   ].each do |args|