feat: 切换后端至PaddleOCR-NCNN，切换工程为CMake

1.项目后端整体迁移至PaddleOCR-NCNN算法，已通过基本的兼容性测试
2.工程改为使用CMake组织，后续为了更好地兼容第三方库，不再提供QMake工程
3.重整权利声明文件，重整代码工程，确保最小化侵权风险

Log: 切换后端至PaddleOCR-NCNN，切换工程为CMake
Change-Id: I4d5d2c5d37505a4a24b389b1a4c5d12f17bfa38c

3rdparty/opencv-4.5.4/samples/python/tutorial_code/imgProc/HitMiss/hit_miss.py

@@ -0,0 +1,38 @@
+import cv2 as cv
+import numpy as np
+
+input_image = np.array((
+    [0, 0, 0, 0, 0, 0, 0, 0],
+    [0, 255, 255, 255, 0, 0, 0, 255],
+    [0, 255, 255, 255, 0, 0, 0, 0],
+    [0, 255, 255, 255, 0, 255, 0, 0],
+    [0, 0, 255, 0, 0, 0, 0, 0],
+    [0, 0, 255, 0, 0, 255, 255, 0],
+    [0,255, 0, 255, 0, 0, 255, 0],
+    [0, 255, 255, 255, 0, 0, 0, 0]), dtype="uint8")
+
+kernel = np.array((
+        [0, 1, 0],
+        [1, -1, 1],
+        [0, 1, 0]), dtype="int")
+
+output_image = cv.morphologyEx(input_image, cv.MORPH_HITMISS, kernel)
+
+rate = 50
+kernel = (kernel + 1) * 127
+kernel = np.uint8(kernel)
+
+kernel = cv.resize(kernel, None, fx = rate, fy = rate, interpolation = cv.INTER_NEAREST)
+cv.imshow("kernel", kernel)
+cv.moveWindow("kernel", 0, 0)
+
+input_image = cv.resize(input_image, None, fx = rate, fy = rate, interpolation = cv.INTER_NEAREST)
+cv.imshow("Original", input_image)
+cv.moveWindow("Original", 0, 200)
+
+output_image = cv.resize(output_image, None , fx = rate, fy = rate, interpolation = cv.INTER_NEAREST)
+cv.imshow("Hit or Miss", output_image)
+cv.moveWindow("Hit or Miss", 500, 200)
+
+cv.waitKey(0)
+cv.destroyAllWindows()