Coverity fixes from Nelson

* merges:
  Kill some spurious whitespace
  Coverity: Resource leak: CID 400020
  Coverity: Resource leak: CID 400022
  Coverity: Resource leak: CID 400023
  Coverity: Resource leak: 400024
  Coverity: Stray pointer arithmetic: CID 400000
  Coverity: Division by zero: CID 400004
  Coverity: Resource leak: CID 400025
  Coverity: Resource Leak: CID 400026
  Don't use strncpy, instead use *dest='\0' followed by strncat (with len-1)
  Coverity: CID 21065: Missing break
  Coverity: DEADCODE: CID 583