git: Execute git commands in `dest` directory

This fixes issue #6443

For those who may have a large number of certs found, this can reduce
the number of ssl connections attempted.

Use same implementation as ssh.py for "is in host file" checks in module code, prevents git module from adding keys more than once.

setup module: Mark unsafe commands as use_unsafe_shell=True.

Fixes #6393

Previously, the function checked only for a single CA root cert, however
some distributions may have multiple certs in a directory. This will now
try any .crt or .pem file contained within several common paths for
each platform.

Fixes #6412

add module param to Network and sub-classes of Network, so that ansible 1.5.1 changes to LinuxNetwork apply to all Network classes.

This reverts commit 2a723e90.

Always run cleanup after running cloud_integration tests

Fix issue#6430 by instantiating Network() with expected arguments

now stat skips md5 if file isn't readable

Bulk update of choices=BOOLEANS to type='bool'

Bulk update of choices=BOOLEANS to type='bool'

Bulk update of choices=BOOLEANS to type='bool'

Bulk update of choices=BOOLEANS to type='bool'

Bulk update of choices=BOOLEANS to type='bool'

Bulk update of choices=BOOLEANS to type='bool'

Bulk update of choices=BOOLEANS to type='bool'

Bulk update of choices=BOOLEANS to type='bool'