#to_sym is called by #symbolize_keys
shorten test code by moving converter instantiation to #setup
add tests for moving of coderay settings for kramdown
Fix grammar in usage.md
Merge pull request #1635 from dpassage/patch-1

Fix grammar in usage.md
Update history to reflect merge of #1635
Build status badge in README refers to master branch.

Otherwise, experimental branches being pushed can cause the badge
in the README (master branch, GitHub front page) to show the build
failing.
move cmd param setup for build into own method to avoid duplication
simplify relative permalink deprecation
remove duplicated render code for posts and pages
Merge pull request #1636 from pda/patch-1

Build status badge in README refers to master branch.
Update history to reflect merge of #1636
extract pages.any?... in own method
Merge pull request #1638 from maul-esel/render-page-or-post

Refactor Site#render
Update history to reflect merge of #1638
Merge pull request #1637 from maul-esel/options-duplication

move cmd param setup for build into own method
Update history to reflect merge of #1637
Merge pull request #1543 from maul-esel/fix-coderay

Add tests for special handling of kramdown's coderay options
Update history to reflect merge of #1543
Simplified code in plugin.rb