Added the ability to save core files:

(lldb) file /bin/ls
(lldb) b malloc
(lldb) run
(lldb) process save-core /tmp/ls.core

Each ObjectFile plug-in now has the option to save core files by registering a new static callback.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@210864 91177308-0d34-0410-b5e6-96231b3b80d8