Cache C interface
Added an ssh key for kbarone@igalia.com
Merge pull request #301 from kbara/add_kkey

Added an ssh key for kbarone@igalia.com
Merge pull request #300 from dpino/cache-C

Cache C interface
[core.config] Make `parse_app_arg' a NOOP for tables.
[META] Use `core.config.parse_app_arg' uniformly.
[META] Refrain from using `([[{...}]]):format(...)' constructs
and use table literals instead.
[core.config] Remove type checking of `arg' in `config.app()'.
(It's done in `parse_app_arg'.)
Merge pull request #293 from eugeneia/app-table-args

Table app args refactoring
fix NFV tests to include rate_limiter
new rate_limited test