fixes source code file permissions

diff --git a/src/include/memory_chunk.h b/src/include/memory_chunk.h
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/src/include/novel_types.h b/src/include/novel_types.h
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/src/storage/phrase_index.h b/src/storage/phrase_index.h
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/src/storage/pinyin_large_table.h b/src/storage/pinyin_large_table.h
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/tests/include/test_memory_chunk.cpp b/tests/include/test_memory_chunk.cpp
old mode 100755 (executable)
new mode 100644 (file)