dev-util/android-tools: depend on libpcre

The fastboot code uses pcre, so make sure we pull it in.

URL: http://crbug.com/583612
diff --git a/dev-util/android-tools/android-tools-5.1.1_p13.ebuild b/dev-util/android-tools/android-tools-5.1.1_p13.ebuild
index 8558b9e..c124266 100644
--- a/dev-util/android-tools/android-tools-5.1.1_p13.ebuild
+++ b/dev-util/android-tools/android-tools-5.1.1_p13.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2015 Gentoo Foundation
+# Copyright 1999-2016 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 # $Id$
 
@@ -25,8 +25,8 @@
 IUSE=""
 
 RDEPEND="sys-libs/zlib:=
-	dev-libs/openssl:0="
-
+	dev-libs/openssl:0=
+	dev-libs/libpcre"
 DEPEND="${RDEPEND}"
 
 S=${WORKDIR}