Removed unused or outdated aliases
Added Unix seconds alias
Rearranged aliases to fit the way my brain works
Added temp function to create temporary files
Added back original newfile function

To be evaluated against current nf and temp functions
Added Project/ navigation function
Removed dscleanup alias; duplicated by cleanup function
Moved functions back to core
Removed newfile functions
Updated temp function to accept a file extension
Added autocompletion for ~/Project directories