Update Dockerfile

Dockerfile

@@ -10,7 +10,7 @@ RUN echo Acquire::http::Proxy "http://aptcache.infra.flowdat.com/"; > /etc/apt/a
     apt-get update && apt-get install -yq freeradius freeradius-mysql freeradius-common vim php5 php5-cli \
     php5-mysql php-pear php-soap php5-xsl cron patch apache2 libapache2-mod-php5 \
     sudo supervisor; \
-    /usr/local/bin/pear install Net_CheckIP
+    pear install Net_CheckIP
 
 COPY wsdl/code/ /var/www/html/	
 COPY etc/ /etc/