s/foreward/foreword/

- The correct term here is "foreword": http://en.wikipedia.org/wiki/Foreword
- Unless "forward" was meant, but even then, it was mis-spelled
Added escape

- otherwise, I think you'll get underlining where you don't want it.
possessive vs contraction
Added notes about composer installation
possessive/contraction, consistency

- its vs it's (possessive vs contraction)
- mirror comparisons
Note about marking code as code in the text
Note about "inception levels of class construction"
s/built in/built-in/ for consistency
Punctuation

- Close off quote
- Most style guides indicate that if a quote ends a sentence, the closing
  punctuation occurs inside the quotes.
- Possessive vs contraction
Re-phrase and add quotes

- Indicate that the long string is a method name
- quote the long string
Note on testdox vs --verbose flag
Note on marking options as code
Fixes/rephrasing in coverage section

- Clarified what the options are for
- Made a sentence fragment into a full sentence
Notes on logging/code coverage
s/So/However/

- reads better
Added notes on phpunit.xml intro
Notes on command line switches section
Notes on process isolation section
Notes on file system organization
xml configuration notes