[CB-4381] expanded create documentation to include package name and app name arguments
[CB-3601] added doc note on npm bootstrap failure when running create command
[CB-3820] remove dead links to nonexistent platform-specific config pages
[CB-3820] add CLI to config.xml discussion
[CB-3962] use &rarr; arrow entity to indicate nesting
[CB-3829] repaired many links referencing CLI section
[CB-3827] remove 'Upgrading Guides' from home page to fix Xref glitch; no longer matches any standalone top-level content
[CB-3816] add 'run' command
[CB-3816 CB-4343] HelloWorld => hello, to avoid confusion w/project name
[CB-3816] doc CLI's 'merges' feature
[CB-3816] stupid little edit
[CB-3816] clarify 3.0's different upgrade approach
[CB-3816] corrected 'merges' content; mirrors src tree, doesn't map files in flat dir
[CB-3816] no space in 'Hello World' until other bug gets fixed