v0.29.4

• properly handle re-importing file within already imported directory
• refactor tests for Mac OS X (tput and mktemp)
• new warning when config file is updated and minversion added
• new switch to force import (-f --force)
• transformations (trans_read and trans_write) can now be templated
• transformations now accept positional parameters
• bug fixes
  • #170
  • #171
  • #172
  • #177
  • dotfile src and dst now expanded from external variables
• add more tests