Dynamic modules: do not overwrite old modules on install.

Just using "cp" is incorrect, as it will overwrite old files
possibly used by OS, leading to unexpected effects.  Changed
to "mv + cp", much like used for the main binary.
3 files changed
tree: 30765c73769ea5f540af3567a91e2ea1f78ea854
  1. auto/
  2. conf/
  3. contrib/
  4. docs/
  5. misc/
  6. src/
  7. .hgtags