Evgeniys-MacBook-Pro:backend evgeniyivanov$ git diff Dockerfile
diff --git a/Dockerfile b/Dockerfile
index 76a18d45..02661041 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -34,11 +34,28 @@ RUN apt-get update && apt-get install -y \
             cron \
             git \
             nginx \
-            php-soap
+            php-soap \
+            g++
+
+
+# ICU from source
+RUN curl -fsS -o /tmp/icu.tgz -L http://download.icu-project.org/files/icu4c/59.1/icu4c-59_1-src.tgz \
+  && tar -zxf /tmp/icu.tgz -C /tmp \
+  && cd /tmp/icu/source \
+  && ./configure --prefix=/usr/local \
+  && make \
+  && make install \
+# just to be certain things are cleaned up
+  && rm -rf /tmp/icu*
+
+# PHP_CPPFLAGS are used by the docker-php-ext-* scripts
+ENV PHP_CPPFLAGS="$PHP_CPPFLAGS -std=c++11"

 # INSTALL PHP MODULES
 RUN docker-php-ext-configure \
     gd --with-freetype-dir=/usr/include/ --with-jpeg-dir=/usr/include/
+RUN docker-php-ext-configure \
+    intl

 RUN docker-php-ext-install -j$(nproc) bz2 \
                                       calendar \
@@ -58,7 +75,8 @@ RUN docker-php-ext-install -j$(nproc) bz2 \
                                       wddx \
                                       xsl \
                                       zip \
-                                      soap
+                                      soap \
+                                      intl