[source] build: do not depend on svn any more

[LEDE Commits]

hauke pushed a commit to source.git, branch master:
https://git.lede-project.org/?p=source.git;a=commitdiff;h=1448501558812742e16b21bc5a297ba9f1003232

commit 1448501558812742e16b21bc5a297ba9f1003232
Author: Hauke Mehrtens <hauke at hauke-m.de>
AuthorDate: Sun Jul 31 12:41:10 2016 +0200

    build: do not depend on svn any more
    
    LEDE does not need svn to build any more, remove the prerequisite check.
    
    Signed-off-by: Hauke Mehrtens <hauke at hauke-m.de>
---
 include/prereq-build.mk | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/include/prereq-build.mk b/include/prereq-build.mk
index 42b624f..9c0717d 100644
--- a/include/prereq-build.mk
+++ b/include/prereq-build.mk
@@ -154,9 +154,6 @@ $(eval $(call SetupHostCommand,python,Please install Python 2.x, \
 	python2 -V 2>&1 | grep Python, \
 	python -V 2>&1 | grep Python))
 
-$(eval $(call SetupHostCommand,svn,Please install the Subversion client, \
-	svn --version | grep Subversion))
-
 $(eval $(call SetupHostCommand,git,Please install Git (git-core) >= 1.7.12.2, \
 	git --exec-path | xargs -I % -- grep -q -- --recursive %/git-submodule))