Allows it to run on OSX

- Versions of ruby ported on OSX requires escaping of hyphens in regexp
- Adds documentation on packages required by OSX to run openshift-online-ansible on OSX

README.md

@@ -10,7 +10,13 @@ Setup
   ```
     yum install -y ansible rubygem-thor rubygem-parseconfig util-linux
   ```
-
+   - OSX:
+  ```
+    # Install ansible and python 2
+    brew install ansible python
+    # Required ruby gems
+    gem install thor parseconfig
+  ```
 - Setup for a specific cloud:
   - [AWS](README_AWS.md)
   - [GCE](README_GCE.md)

README_AWS.md

@@ -38,9 +38,14 @@ Alternatively, you can configure your ssh-agent to hold the credentials to conne
 Install Dependencies
 --------------------
 1. Ansible requires python-boto for aws operations:
+RHEL/CentOS/Fedora
 ```
   yum install -y ansible python-boto
 ```
+OSX:
+```
+  pip install -U boto
+```
 
 
 Test The Setup

lib/aws_command.rb

@@ -114,7 +114,7 @@ module OpenShift
 
       desc "ssh", "Ssh to an instance"
       def ssh(*ssh_ops, host)
-        if host =~ /^([\w\d_.-]+)@([\w\d-_.]+)/
+        if host =~ /^([\w\d_.\-]+)@([\w\d\-_.]+)/
           user = $1
           host = $2
         end

lib/gce_command.rb

@@ -137,7 +137,7 @@ module OpenShift
              :desc => 'A relative path where files are written to.'
       desc "scp_from", "scp files from an instance"
       def scp_from(*ssh_ops, host)
-        if host =~ /^([\w\d_.-]+)@([\w\d-_.]+)$/
+        if host =~ /^([\w\d_.\-]+)@([\w\d\-_.]+)$/
           user = $1
           host = $2
         end
@@ -169,7 +169,7 @@ module OpenShift
 
       desc "ssh", "Ssh to an instance"
       def ssh(*ssh_ops, host)
-        if host =~ /^([\w\d_.-]+)@([\w\d-_.]+)/
+        if host =~ /^([\w\d_.\-]+)@([\w\d\-_.]+)/
           user = $1
           host = $2
         end