Tolerate any libstdc++6 package "version" for Mint and other distros with weird versions on libstdc++6.

debian/control

@@ -10,7 +10,7 @@ Homepage: https://www.zerotier.com/
 
 Package: zerotier-one
 Architecture: any
-Depends:  ${shlibs:Depends}, ${misc:Depends}, iproute2, adduser, libstdc++6
+Depends:  ${shlibs:Depends}, ${misc:Depends}, iproute2, adduser, libstdc++6 (>= 1)
 Homepage: https://www.zerotier.com/
 Description: ZeroTier network virtualization service
  ZeroTier One lets you join ZeroTier virtual networks and

debian/control.wheezy

@@ -10,7 +10,7 @@ Homepage: https://www.zerotier.com/
 
 Package: zerotier-one
 Architecture: any
-Depends:  ${shlibs:Depends}, ${misc:Depends}, iproute, libstdc++6
+Depends:  ${shlibs:Depends}, ${misc:Depends}, iproute, libstdc++6 (>= 1)
 Homepage: https://www.zerotier.com/
 Description: ZeroTier network virtualization service
  ZeroTier One lets you join ZeroTier virtual networks and