add an enhanced shebang (multi-platform support)

Close #3
Merge pull request #4 from tdebarochez/patch-1

add an enhanced shebang (multi-platform support)
Added port listing feature
We don't require a .ctproject file anymore
Few fixes

 * netcat on debian was not working, added a detection routine to use the proper syntax
 * when no open port was found, json was incorrect (' ]') instead of ('[ ]')
Simplified parameters reading

Thx @tdebarochez
Updated README.md

README now explains what is possible to do with port scanning
Merge pull request #5 from code-troopers/feature/listPorts

Added port listing feature to ct
Allow proper handling of quoted aliases

When using an alias like `a='echo "first      second"'` quoting was not properly respected and the lots of spaces were converted to a single one
lazy click on `ct ports` terminal output
Merge pull request #7 from tdebarochez/patch-2

lazy click on `ct ports` terminal output
Merge pull request #6 from code-troopers/fix/quotedAliases

Allow proper handling of quoted aliases