split sirf commander to another class

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
cleanup imports

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
sirf classes into same package

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
change Satellite status class package

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
change sirf and nmea util package path

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
rename sirf commander

Signed-off-by: Hiroshi Miura <miurahr@linux.com>