ensure scripts are removed after run, by forcing exitcode=0
rename uci-defaults scripts, adding an ordinal number
simplify banner customization
Merge branch 'uci-defaults-fixes' into develop

Rename scripts, ensure they are removed after run.
Better Libre-Mesh banner.
all self-contained packages now autogenerate a PKG_VERSION, based on GIT_COMMIT_DATE and GIT_COMMIT_TSTAMP
reghack: compile a binary on host, and patch drivers on postinst
all Makefiles: unify copyright notice style / set MAINTAINER
all Makefiles: use PKG_NAME variable to simplify template
lime-webui: don't create unnecessary ./build subdir when building
remove empty, useless sections
luci-mod-lime-basic: remove horrid-hacky postinst/prerm hooks
trivial Makefile fixes and cleanups
Merge branch 'makefile-fixes' into develop

* makefile-fixes:
  all Makefiles: use PKG_NAME variable to simplify template
  all Makefiles: unify copyright notice style / set MAINTAINER
  all self-contained packages now autogenerate a PKG_VERSION, based on GIT_COMMIT_DATE and GIT_COMMIT_TSTAMP
  ...more trivial Makefile fixes and cleanups
  luci-mod-lime-basic: remove horrid-hacky postinst/prerm hooks
  lime-webui: don't create unnecessary ./build subdir when building
  reghack: compile a binary on host, and patch drivers on postinst