Fixes #4650: don't duplicate headers with Rudder agent
Merge pull request #501 from ncharles/bug_4650/int/duplicate_header

Fixes #4650: don't duplicate headers with Rudder agent
Fixes #5719: add support for large int on ansi systems
Merge pull request #514 from ncharles/bug_5719/int/fatal_error_on_irange

Fixes #5719: add support for large int on ansi systems
Merging 2.10 into 2.11