v0.7.0

1. Support editor params before filename in vim.exe (e.g. vim.exe +10 a.txt).
2. open-wsl -d distro can be used to switch distros (help).
3. Add distro_guid to wsl-terminal.conf (help).
4. open-wsl -b "args" will pass args to wslbridge-backend (e.g. open-wsl -b "-e var=value" and open-wsl -b "--distro-guid {47a89313-4300-4678-96ae-e53c41a79e03}").
5. Upgrade wslbridge to 0.2.4.

sha256sum	filename
8739949dac4bc00f3e079e1eda7e1d7fb7a25feb10a0d3c9b39fdbf5f993c197	wsl-terminal-0.7.0.7z
5144bb45046a21c7cc1a48502c0fe3eabdcc2967b89daebc981bfed38533e137	wsl-terminal-0.7.0.zip