Allow the user to disable SSL peer verification.

This works with commits to the em-winrm gem and knife-windows.
Update README.md

In case of Linux/Windows pair with SSL, had to manually specify certificate, and dig through transport.rb to find out how to do it
Loosen the dependency on the logger gem

Removes dependency conflicts in applications that require
later 1.x-series versions.

 '~> 1.6':    don't accidentally select 2.x
 '>= 1.6.1':  stay above the previous minimum
Relax dependency on httpclient

Removes dependency conflicts in applications that require
later 2.x-series versions.

 '~> 2.2':    don't accidentally select 3.x
 '>= 2.2.0.2':  stay above the previous minimum
Relax dependency on Nokogiri

Removes dependency conflicts in applications that require
later 1.x-series versions.

 '~> 1.5':    don't accidentally select 2.x
Merge pull request #50 from yaauie/loosen-nokogiri-dependency

Relax dependency on Nokogiri
Merge #49
Merge pull request #48 from yaauie/loosen-logging-depenency

Loosen the dependency on the logger gem
Merge pull request #47 from jujav4ik/patch-1

Update README.md
Bump for release
Merge branch 'master' of github.com:WinRb/WinRM
Merge pull request #44 from gswallow/master

Allow user to disable SSL peer ceritifcate validation
Create changelog.md
Fix PowerShell encoding from ASCII-8BIT to UTF-16LE for NON-ASCII string.
Remove code for Ruby version lower than 1.9.0.
Fix running specs through rake

- Include rake in gem dev deps
- Fix spec include format pattern in rakefile
Fixed issue 65

The old rubyntlm library fails on Ruby 1.9+ without first requiring kconv.
Ignore Gemfile.lock from git

Library gems shouldn't distribute a lock file (unlike applications)
Add failing test case for issue 69

- Updated RSpec matchers to use newer expect syntax to replace should syntax.
Fixed issue 69

On Ruby 2.0+ CGI.escapeHTML will escape single quotes to &#39; which breaks the WinRM web service. We pull out the rendered XML and unescape any single quotes before sending the request.