Add extra path to scripts.

windows/scripts/build-slapos.sh

 #! /bin/bash
+export PATH=/usr/local/bin:/usr/bin:$PATH
 
 slapos_home=/opt/slapos
 slapos_cache=/opt/download-cache

windows/scripts/init-slapos-node.sh

@@ -10,6 +10,7 @@
 #
 #    4. 
 #    
+export PATH=/usr/local/bin:/usr/bin:$PATH
 
 ifname=re6stnet-lo
 

windows/scripts/slapos-client-config.sh

@@ -6,6 +6,7 @@
 #
 #    ./slapos-client-config certificate_file key_file
 #
+export PATH=/usr/local/bin:/usr/bin:$PATH
 
 #
 # Show error message and waiting for user to press any key quit

windows/scripts/slapos-node-config.sh

@@ -18,6 +18,7 @@
 #
 #    ./slapos-node-config
 #
+export PATH=/usr/local/bin:/usr/bin:$PATH
 
 #
 # Return connection name by line, and replace space with '%'