bump version to 3

[infiniteproject]

No description provided.

[yosifkit]

diff --git a/piwik_latest/Dockerfile b/piwik_latest/Dockerfile
index 08e9253..33d4d51 100644
--- a/piwik_latest/Dockerfile
+++ b/piwik_latest/Dockerfile
@@ -17,7 +17,7 @@ RUN docker-php-ext-configure gd --with-freetype-dir=/usr --with-png-dir=/usr --w
 
 RUN pecl install APCu geoip
 
-ENV PIWIK_VERSION 2.17.1
+ENV PIWIK_VERSION 3.0.0
 
 RUN curl -fsSL -o piwik.tar.gz \
       "https://builds.piwik.org/piwik-${PIWIK_VERSION}.tar.gz" \

Build test of #2471; d0161f8 (piwik):

$ bashbrew build piwik:3.0.0
Building bashbrew/cache:a2f990fe89d1361ba068cb897ff3d8f5c5acb8072be9978af0a7d0081437c72f (piwik:3.0.0)
Tagging piwik:3.0.0
Tagging piwik:3.0
Tagging piwik:3
Tagging piwik:latest

$ test/run.sh piwik:3.0.0
testing piwik:3.0.0
	'utc' [1/4]...passed
	'cve-2014--shellshock' [2/4]...passed
	'no-hard-coded-passwords' [3/4]...passed
	'override-cmd' [4/4]...passed