fix: new routines GPU implementation

fix: update PHP_NDARRAY_VERSION to 0.5.2

Merge pull request #52 from NumPower/fix/cublas_matmul

fix: Uses cuBLAS instead of the CUDA kernel to perform matmul

Merge pull request #50 from NumPower/feat/ndarray_0_5_0

NumPower 0.5.0

Merge branch 'fix/stable-deploy'

Merge pull request #40 from NumPower/feat/update_package_1

N-dimensional slicing and element-wise iterator

Merge pull request #39 from NumPower/feat/update_package_1

Convolve2D SciPy porting and color pallete support for GD images

Merge pull request #35 from NumPower/feat/update_package_1

Broadcasting fixes and updates

Merge pull request #33 from NumPower/feat/update_package_1

NDArray_Append, slicing bug fix, AVX2 image support and AVX2 CUDA support

Merge pull request #27 from markkimsal/fixes/implicit-func-warning

fix: quiet compilation warning about implicit functions