.screenrc: add some xterm termcap/terminfo
.mostrc: draw status bar with brown text on black background
.shell/environment: use GCC_COLORS
.gitconfig: add "undo" alias and use autocorrect
bin/systemd-analyze-plot: forward systemd-analyze error
.vimrc: enable :Man command
.shell: add "vman" alias and reorder man section search
.shell/aliases: add some simple aliases and functions
.shell/aliases: add two X-Window-related functions
bin/setup-dumpcap: add a program to remember how to setup dumpcap capabilities
bin/strerror: add new Python program