[net copy scp] Fix path handling
[net copy scp] Fix path handling

Better handle pscp path if it contains blank spaces.
Also bumped file-system format to ext4.
Other minor text corrections and output messages.

ampintilie/lis-test,ampintilie/lis-test,chvalean/lis-test,ampintilie/lis-test,lixuemin2016/lis-test,ilenghel/lis-test,chvalean/lis-test,mihaico/lis-test,chvalean/lis-test,HuijingHei/lis-test,lixuemin2016/lis-test,HuijingHei/lis-test,ilenghel/lis-test,LIS/lis-test,adriansuhov/lis-test,LIS/lis-test,HuijingHei/lis-test,ampintilie/lis-test,lixuemin2016/lis-test,ilenghel/lis-test,LIS/lis-test,lixuemin2016/lis-test,mihaico/lis-test,adriansuhov/lis-test,ilenghel/lis-test,mihaico/lis-test,adriansuhov/lis-test,HuijingHei/lis-test,LIS/lis-test,adriansuhov/lis-test,chvalean/lis-test