bashrc: use colourless PS1/PS2 when SSHing, no fortune

The colours cause problems when scp-ing files from me to a remote machine.
bashrc/bash_profile/deploy: move PATH/PYTHONPATH exports to bash_profile

I found that my PATH and PYTHONPATH exports from bashrc were being
duplicated. This is possibly something to do with the way terminator
invokes its shell. By moving the exports to a bash_profile the exports
are sane.