for MCU without PORTA correct index in arrays
fixes http://bugs.ethersex.de/view.php?id=166
Merge branch 'master' of github.com:ethersex/ethersex
added dummy '1w convert' to avoid breaking scripts

Signed-off-by: Maximilian Güntner <maximilian.guentner@gmail.com>
Merge pull request #236 from mguentner/onewire_convert

added dummy '1w convert' to avoid breaking scripts
print slash between manufaction month and year
debug output for detection of SDHC card
removed redundant informations in debug messages
new sub-menu for storage devices
undo accidentally made change
Merge pull request #239 from eku/sdcard

Sdcard improvements