EFM32:  Add USB build support
EFM32: Port USB device and host drivers from STM32.  Still does not compile
EFM32 USB:  A few more naming conversions... still a long way to go
Move CONFIG_NSH_TMPDIR to CONFIG_LIBC_TMPDIR
Add mktemp() and mkstemp()
Add tmpnam() and tempnam()
Add tmpnam() and tempnam()
Update ChangeLog
EFM32 USB: More naming fixes... still does not compile
rwbuffer, fix compiler error
Update ChangeLog
Can't use formal parameter name 'template' in stdlib.h.  Causes C++ compilation errors.  Noted by Lorenz Meier
Update csdtio too
Merge branch 'master' of http://git.code.sf.net/p/nuttx/git