Merge pull request stm32duino#14 from fpistm/genpinmap

Add genpinmap script

Rename nucleoFlasher to massStorageCopy

Harden massStorageCopy to avoid issue.
Create a linux 32 bits version.

Signed-off-by: Frederic.Pillon <frederic.pillon@st.com>

First release

Packaged version