Build libjpeg via CMake

Note in tess-two was used jmemname.c, but here it seems better choice is jmemansi.c

tesseract4android/src/main/cpp/libjpeg/CMakeLists.txt

@@ -0,0 +1,67 @@
+# For more information about using CMake with Android Studio, read the
+# documentation: https://d.android.com/studio/projects/add-native-code.html
+
+# Sets the minimum version of CMake required to build the native library.
+
+cmake_minimum_required(VERSION 3.4.1)
+
+# Creates and names a library, sets it as either STATIC
+# or SHARED, and provides the relative paths to its source code.
+# You can define multiple libraries, and CMake builds them for you.
+# Gradle automatically packages shared libraries with your APK.
+
+set(SRC_PATH "src/")
+
+add_library( # Sets the name of the library.
+        jpeg
+
+        # Sets the library as a shared library.
+        SHARED
+
+        # Provides a relative path to your source file(s).
+        ${SRC_PATH}jaricom.c
+        ${SRC_PATH}jcapimin.c
+        ${SRC_PATH}jcapistd.c
+        ${SRC_PATH}jcarith.c
+        ${SRC_PATH}jccoefct.c
+        ${SRC_PATH}jccolor.c
+        ${SRC_PATH}jcdctmgr.c
+        ${SRC_PATH}jchuff.c
+        ${SRC_PATH}jcinit.c
+        ${SRC_PATH}jcmainct.c
+        ${SRC_PATH}jcmarker.c
+        ${SRC_PATH}jcmaster.c
+        ${SRC_PATH}jcomapi.c
+        ${SRC_PATH}jcparam.c
+        ${SRC_PATH}jcprepct.c
+        ${SRC_PATH}jcsample.c
+        ${SRC_PATH}jctrans.c
+        ${SRC_PATH}jdapimin.c
+        ${SRC_PATH}jdapistd.c
+        ${SRC_PATH}jdarith.c
+        ${SRC_PATH}jdatadst.c
+        ${SRC_PATH}jdatasrc.c
+        ${SRC_PATH}jdcoefct.c
+        ${SRC_PATH}jdcolor.c
+        ${SRC_PATH}jddctmgr.c
+        ${SRC_PATH}jdhuff.c
+        ${SRC_PATH}jdinput.c
+        ${SRC_PATH}jdmainct.c
+        ${SRC_PATH}jdmarker.c
+        ${SRC_PATH}jdmaster.c
+        ${SRC_PATH}jdmerge.c
+        ${SRC_PATH}jdpostct.c
+        ${SRC_PATH}jdsample.c
+        ${SRC_PATH}jdtrans.c
+        ${SRC_PATH}jerror.c
+        ${SRC_PATH}jfdctflt.c
+        ${SRC_PATH}jfdctfst.c
+        ${SRC_PATH}jfdctint.c
+        ${SRC_PATH}jidctflt.c
+        ${SRC_PATH}jidctfst.c
+        ${SRC_PATH}jidctint.c
+        ${SRC_PATH}jquant1.c
+        ${SRC_PATH}jquant2.c
+        ${SRC_PATH}jutils.c
+        ${SRC_PATH}jmemmgr.c
+        ${SRC_PATH}jmemansi.c)