Use pry-plus for debugging
Strip the newline with #chomp
Handle makedepend multiple headers.

makedepend returns lines with a source file mapped to multiple
headers. The header names are space separated.
Closes #20.
Version bump for release
Bugfix: correct README name in gemspec
Add Rake::Builder#is_library?
Shift Makefile.am creation into presenter
Create a presenters directory
Shift Makefile.am creation into collection presenter
Spelling
Fail of compilation fails.

Closes #22.
Rename class
Move class into file
Move class into file
Move autoconf version handling into a file
Improve method name
Move configure.ac creation to file
Separate autoconf task from implementation
Whitespace
Move Makefile creation to a presenter