Update build doc and dockerfile

cmake/external/swig.cmake

@@ -38,14 +38,6 @@ IF(NOT SWIG_FOUND)
         SET(SWIG_DIR ${SWIG_SOURCES_DIR} CACHE FILEPATH "SWIG Directory" FORCE)
         SET(SWIG_EXECUTABLE ${SWIG_SOURCES_DIR}/swig.exe  CACHE FILEPATH "SWIG Executable" FORCE)
     ELSE(WIN32)
-        # From PCRE configure
-        ExternalProject_Add(pcre
-            ${EXTERNAL_PROJECT_LOG_ARGS}
-            GIT_REPOSITORY https://github.com/svn2github/pcre.git
-            PREFIX ${SWIG_SOURCES_DIR}/pcre
-            CMAKE_ARGS -DCMAKE_INSTALL_PREFIX:PATH=${SWIG_INSTALL_DIR}/pcre
-        )
-
         # swig uses bison find it by cmake and pass it down
         FIND_PACKAGE(BISON)
 
@@ -54,16 +46,11 @@ IF(NOT SWIG_FOUND)
             GIT_REPOSITORY      https://github.com/swig/swig.git
             GIT_TAG             rel-3.0.10
             PREFIX              ${SWIG_SOURCES_DIR}
-            CONFIGURE_COMMAND   cd ${SWIG_SOURCES_DIR}/src/swig && ./autogen.sh
-            CONFIGURE_COMMAND   cd ${SWIG_SOURCES_DIR}/src/swig &&
-            env "PCRE_LIBS=${SWIG_INSTALL_DIR}/pcre/lib/libpcre.a ${SWIG_INSTALL_DIR}/pcre/lib/libpcrecpp.a ${SWIG_INSTALL_DIR}/pcre/lib/libpcreposix.a"
-            ./configure
-                --prefix=${SWIG_INSTALL_DIR}
-                --with-pcre-prefix=${SWIG_INSTALL_DIR}/pcre
-            BUILD_COMMAND   cd ${SWIG_SOURCES_DIR}/src/swig && make
-            INSTALL_COMMAND cd ${SWIG_SOURCES_DIR}/src/swig && make install
+            CONFIGURE_COMMAND   cd <SOURCE_DIR> && ./autogen.sh && ./configure
+                                --prefix=${SWIG_INSTALL_DIR} --without-pcre
+            BUILD_COMMAND       cd <SOURCE_DIR> && make
+            INSTALL_COMMAND     cd <SOURCE_DIR> && make install
             UPDATE_COMMAND      ""
-            DEPENDS pcre
         )
 
         SET(SWIG_DIR ${SWIG_INSTALL_DIR}/share/swig/${SWIG_TARGET_VERSION})

doc/getstarted/build_and_install/build_from_source_en.md

@@ -101,8 +101,8 @@ As a simple example, consider the following:
     ```bash
     # necessary
     sudo apt-get update
-    sudo apt-get install -y git curl gcc g++ gfortran make build-essential autotools-dev
-    sudo apt-get install -y python python-pip python-numpy libpython-dev automake
+    sudo apt-get install -y git curl gcc g++ gfortran make build-essential automake
+    sudo apt-get install -y python python-pip python-numpy libpython-dev bison
     sudo pip install 'protobuf==3.1.0.post1'
 
     # install cmake 3.4

paddle/scripts/docker/Dockerfile

@@ -6,11 +6,11 @@ ARG UBUNTU_MIRROR
 RUN /bin/bash -c 'if [[ -n ${UBUNTU_MIRROR} ]]; then sed -i 's#http://archive.ubuntu.com#${UBUNTU_MIRROR}#g' /etc/apt/sources.list; fi'
 
 RUN apt-get update && \
-    apt-get install -y git python-pip python-dev openssh-server && \
+    apt-get install -y git python-pip python-dev openssh-server bison && \
     apt-get install -y wget unzip tar xz-utils bzip2 gzip coreutils && \
     apt-get install -y curl sed grep graphviz libjpeg-dev zlib1g-dev && \
     apt-get install -y python-numpy python-matplotlib gcc g++ gfortran && \
-    apt-get install -y autotools-dev automake && \
+    apt-get install -y automake clang-3.8 llvm-3.8 libclang-3.8-dev && \
     apt-get clean -y
 
 RUN pip install --upgrade pip && \ 

paddle/scripts/docker/Dockerfile.gpu

@@ -6,11 +6,11 @@ ARG UBUNTU_MIRROR
 RUN /bin/bash -c 'if [[ -n ${UBUNTU_MIRROR} ]]; then sed -i 's#http://archive.ubuntu.com#${UBUNTU_MIRROR}#g' /etc/apt/sources.list; fi'
 
 RUN apt-get update && \
-    apt-get install -y git python-pip python-dev openssh-server && \
+    apt-get install -y git python-pip python-dev openssh-server bison && \
     apt-get install -y wget unzip tar xz-utils bzip2 gzip coreutils && \
     apt-get install -y curl sed grep graphviz libjpeg-dev zlib1g-dev && \
     apt-get install -y python-numpy python-matplotlib gcc g++ gfortran && \
-    apt-get install -y autotools-dev automake && \
+    apt-get install -y automake clang-3.8 llvm-3.8 libclang-3.8-dev && \
     apt-get clean -y
 
 RUN pip install --upgrade pip && \