Merge branch 'release/0.5.0' into develop
Close #3 - Rename cpanm-missing(-deep) to install-perl-prereqs(-deep) in POD/README
Specify banned pragmas/modules under new(), not check_modules()
Close #4 - Catch and report scan warnings
Merge file scanning and directory scanning
Update POD/README with installation instructions via cpanm + GitHub URL
Organize Synopsis and Description with subsections
Add GitHub Issues link to install-perl-prereqs usage statement
Define report() method
Update install-perl-prereqs to use report() method
Turn off most of the output with quiet mode option
Refactor reporting functionality
Show absolute path when scanning singleton files
Expand file types analyzed in directories to .pl/.pm/.cgi/.psgi/.t
For files larger than PPI:Tokenizer's 1 MB limit, scan code in 0.5 MB chunks
Re-organize Synopsis and Description
Fix old links in POD/README
Remove old demo script
Summarize scan warnings
Make list of file types semi-accessible as a private attribute