* fix(ManageNetwork): replace Range -> RangeIncls
Fixes `TODO: Range should be changed to RangeInclusive once stable (https://github.com/rust-lang/rust/pull/50758)`
* fix(tests)
* fix(grumbles): off-by-one error in debug_asserts
* RangeInclusive::end() is inclusive which means that if start and end is equal the `debug_assert(range.end() >
range.start()` will fail which is shouldn't
* Update `add_license` script
* run script
* add `remove duplicate lines script` and run it
* Revert changes `English spaces`
* strip whitespaces
* Revert `GPL` in files with `apache/mit license`
* don't append `gpl license` in files with other lic
* Don't append `gpl header` in files with other lic.
* re-ran script
* include c and cpp files too
* remove duplicate header
* rebase nit
