[PATCH stable] help: fix typo familar -> familiar

[Javi Merino]

# HG changeset patch
# User Javi Merino <merino.jav at gmail.com>
# Date 1438630476 -3600
#      Mon Aug 03 20:34:36 2015 +0100
# Branch stable
# Node ID 3d7b425d7c1d3d58457e3c9479ab0cfec0ce1ac0
# Parent  21aa1c313b05b1a85f8ffa1120d51579ddf6bf24
help: fix typo familar -> familiar

diff --git a/mercurial/help/scripting.txt b/mercurial/help/scripting.txt
--- a/mercurial/help/scripting.txt
+++ b/mercurial/help/scripting.txt
@@ -13,7 +13,7 @@ These include:
 - Calling out to a command server
 
 Executing ``hg`` processes is very similar to how humans interact with
-Mercurial in the shell. It should already be familar to you.
+Mercurial in the shell. It should already be familiar to you.
 
 :hg:`serve` can be used to start a server. By default, this will start
 a "hgweb" HTTP server. This HTTP server has support for machine-readable