add --boot2docker option for users on Windows to split the 'lumify-dev-persistent' directory
add --boot2docker option for users on Windows to split the 'lumify-dev-persistent' directory

TeamUDS/lumify,RavenB/lumify,dvdnglnd/lumify,lumifyio/lumify,j-bernardo/lumify,Steimel/lumify,RavenB/lumify,lumifyio/lumify,bings/lumify,dvdnglnd/lumify,lumifyio/lumify,RavenB/lumify,RavenB/lumify,bings/lumify,Steimel/lumify,TeamUDS/lumify,bings/lumify,j-bernardo/lumify,j-bernardo/lumify,Steimel/lumify,RavenB/lumify,bings/lumify,bings/lumify,lumifyio/lumify,Steimel/lumify,TeamUDS/lumify,TeamUDS/lumify,lumifyio/lumify,j-bernardo/lumify,TeamUDS/lumify,dvdnglnd/lumify,j-bernardo/lumify,dvdnglnd/lumify,dvdnglnd/lumify,Steimel/lumify