v0.3.0

• Adjusted size of UI elements in Main View #102
• Add --gdb-path to override gdb executated #101
• Show Running in status #106
• Allow control+c to send SIGINT to process #106
  • Always use mi-async
  • Override continue into -exec-continue
  • Override stepi into -exec-step-instruction
  • Override step into -exec-step
• Change --cmd into --cmds and from using gdb> source to just running each line as a gdb cmd #106
• Add --log-path to control log location and remove writing to app.log by default #108
• Change RUST_LOG env to info as default #108