python3: Upgrade from 3.4.3 to 3.5

python3-native_3.4.3.bb -> python3-native_3.5.0.bb:
- changed version
- changed cheksum
- no license change, just dates

python3_3.4.3.bb -> python3_3.5.0.bb:
- changed version
- changed cheksum
- no license change, just dates

New:
- use_packed_importlib.patch: Fixes importlib on cross-compile environments

Rebased:
- Manifest
- 000-cross-compile.patch
- 020-dont-compile-python-files.patch
- 04-default-is-optimized.patch
- python-3.3-multilib.patch
- distutils3-base.bbclass
- distutils3-native-base.bbclass
- python3native.bbclass

Upstream:
- makerace.patch

Misc:
- pip2 is handled as default on major distros,
modified python3-pip to leave /usr/bin/pip available for pip2
- Fixed importing pip3 from python3 interpreter

(From OE-Core rev: 701ec1977ced1bb08461e6de98b4f63d21cba8a6)

Signed-off-by: Alejandro Hernandez <alejandro.hernandez@linux.intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/python/python3-pip_6.1.1.bb

@@ -26,7 +26,13 @@ do_install_prepend() {
 # Use setuptools site.py instead, avoid shared state issue
 do_install_append() {
     rm ${D}/${libdir}/${PYTHON_DIR}/site-packages/site.py
-    rm ${D}/${libdir}/${PYTHON_DIR}/site-packages/__pycache__/site.cpython-34.pyc
+    rm ${D}/${libdir}/${PYTHON_DIR}/site-packages/__pycache__/site.cpython-*.pyc
+
+    # Install as pip3 and leave pip2 as default
+    rm ${D}/${bindir}/pip
+
+    # Installed eggs need to be passed directly to the interpreter via a pth file
+    echo "./${SRCNAME}-${PV}-py${PYTHON_BASEVERSION}.egg" > ${D}${PYTHON_SITEPACKAGES_DIR}/${SRCNAME}-${PV}.pth
 }
 
 RDEPENDS_${PN} = "\