[REFACTOR] examples->apps (#210)

apps/README.md

+# TVM Application Extensions
+This folder contains various extension projects using TVM,
+they also serve as examples on how to use TVM in your own project.
+
+If you are interested in writing optimized kernels with TVM, checkout [TOPI: TVM Operator Inventory](../topi).
+
+- [extension](extension) How to extend TVM C++ api along with python API.
+- [graph_executor](graph_executor) Build nnvm graph executor with TVM.

examples/README.md

-TVM Examples
-============
-This folder contains various example projects using TVM.
-
-- [extension](extension) how to extend TVM C++ api along with python API.
-- [graph_executor](graph_executor) build graph executor.
-- See also [topi](../topi) for operators and operator recipes.

tests/scripts/task_python_integration.sh

 #!/bin/bash
-export PYTHONPATH=python:examples/extension/python
-export PYTHONPATH=${PYTHONPATH}:examples/graph_executor/python:examples/graph_executor/nnvm/python
+export PYTHONPATH=python:apps/extension/python
+export PYTHONPATH=${PYTHONPATH}:apps/graph_executor/python:apps/graph_executor/nnvm/python
 export LD_LIBRARY_PATH=lib:${LD_LIBRARY_PATH}
 
 # Test TVM
 make cython || exit -1
 
 # Test extern package package
-cd examples/extension
+cd apps/extension
 make || exit -1
 cd ../..
-python -m nose -v examples/extension/tests || exit -1
+python -m nose -v apps/extension/tests || exit -1
 
 # Test NNVM integration
-cd examples/graph_executor
+cd apps/graph_executor
 make || exit -1
 cd ../..
-python -m nose -v examples/graph_executor/tests || exit -1
+python -m nose -v apps/graph_executor/tests || exit -1
 
 TVM_FFI=cython python -m nose -v tests/python/integration || exit -1
 TVM_FFI=ctypes python3 -m nose -v tests/python/integration || exit -1