added image2equi7grid.py for heritage of resample()

.travis.yml

@@ -31,8 +31,7 @@ install:
   - conda update -q conda
   # Useful for debugging any issues with conda
   - conda info -a
-
-  - conda create -q -n test-environment -c conda-forge python=$TRAVIS_PYTHON_VERSION numpy scipy pytest pip gdal pyproj numba astropy toolz
+  - conda create -q -n test-environment python=$TRAVIS_PYTHON_VERSION numpy scipy pip gdal pyproj numba
   - source activate test-environment
   - pip install pytileproj
   - python setup.py install

conda_environment.yml

@@ -1,47 +1,69 @@
-name: C:\PythonMiniconda27_4.3.21\envs\TPS
-channels: !!python/tuple
-- !!python/unicode
-  'defaults'
+name: equi7grid
+channels:
+  - defaults
 dependencies:
-- astropy=2.0.1=np113py27_0
-- certifi=2016.2.28=py27_0
-- colorama=0.3.9=py27_0
-- coverage=4.4.1=py27_0
-- curl=7.52.1=vc9_0
-- enum34=1.1.6=py27_0
-- funcsigs=1.0.2=py27_0
-- gdal=2.1.0=py27_0
-- geos=3.5.0=vc9_0
-- hdf4=4.2.12=vc9_1
-- hdf5=1.8.15.1=vc9_4
-- jpeg=9b=vc9_0
-- kealib=1.4.6=vc9_0
-- libgdal=2.1.0=vc9_0
-- libnetcdf=4.3.3.1=vc9_4
-- libtiff=4.0.6=vc9_3
-- llvmlite=0.19.0=py27_0
-- mkl=2017.0.3=0
-- numba=0.34.0=np113py27_0
-- numpy=1.13.1=py27_0
-- pip=9.0.1=py27_1
-- proj4=4.9.2=vc9_0
-- py=1.4.34=py27_0
-- pytest=3.2.1=py27_0
-- pytest-cov=2.3.1=py27_0
-- python=2.7.13=1
-- scipy=0.19.1=np113py27_0
-- setuptools=36.4.0=py27_0
-- singledispatch=3.4.0.3=py27_0
-- six=1.10.0=py27_0
-- vs2008_runtime=9.00.30729.5054=0
-- vs2015_runtime=14.0.25420=0
-- wheel=0.29.0=py27_0
-- wincertstore=0.2=py27_0
-- xerces-c=3.1.4=vc9_0
-- zlib=1.2.11=vc9_0
-- pip:
-  - click==6.7
-  - dask==0.15.3
-  - pyproj==1.9.5.1
-  - toolz==0.8.2
-prefix: C:\PythonMiniconda27_4.3.21\envs\TPS
+  - atomicwrites=1.1.5=py36_0
+  - attrs=18.1.0=py36_0
+  - blas=1.0=mkl
+  - ca-certificates=2018.03.07=0
+  - certifi=2018.4.16=py36_0
+  - colorama=0.3.9=py36h029ae33_0
+  - coverage=4.5.1=py36hfa6e2cd_0
+  - curl=7.60.0=h7602738_0
+  - expat=2.2.5=hcc4222d_0
+  - freexl=1.0.5=hfa6e2cd_0
+  - gdal=2.2.2=py36hcebd033_1
+  - geos=3.6.2=h9ef7328_2
+  - hdf4=4.2.13=h712560f_2
+  - hdf5=1.10.1=h98b8871_1
+  - icc_rt=2017.0.4=h97af966_0
+  - intel-openmp=2018.0.3=0
+  - jpeg=9b=hb83a4c4_2
+  - kealib=1.4.7=ha5b336b_5
+  - krb5=1.16.1=h038dc86_6
+  - libboost=1.65.1=he51fdeb_4
+  - libcurl=7.60.0=hc4dcbb0_0
+  - libgdal=2.2.2=h2727f2b_1
+  - libiconv=1.15=h1df5818_7
+  - libkml=1.3.0=hc65d273_3
+  - libnetcdf=4.4.1.1=h825a56a_8
+  - libpng=1.6.34=h79bbb47_0
+  - libpq=10.3=hc4dcbb0_0
+  - libspatialite=4.3.0a=h383548d_18
+  - libssh2=1.8.0=hd619d38_4
+  - libtiff=4.0.9=hb8ad9f9_1
+  - libxml2=2.9.8=hadb2253_1
+  - llvmlite=0.24.0=py36h6538335_0
+  - mkl=2018.0.3=1
+  - mkl_fft=1.0.2=py36hb217b18_0
+  - mkl_random=1.0.1=py36h77b88f5_1
+  - more-itertools=4.2.0=py36_0
+  - nose=1.3.7=py36_2
+  - numba=0.39.0=py36h830ac7b_0
+  - numpy=1.14.5=py36h9fa60d3_4
+  - numpy-base=1.14.5=py36h5c71026_4
+  - openjpeg=2.3.0=h5ec785f_1
+  - openssl=1.0.2o=h8ea7d77_0
+  - pip=10.0.1=py36_0
+  - pluggy=0.6.0=py36_0
+  - proj4=4.9.3=hcf24537_7
+  - py=1.5.4=py36_0
+  - pyproj=1.9.5.1=py36_0
+  - pytest=3.6.2=py36_0
+  - pytest-cov=2.5.1=py36_0
+  - python=3.6.6=hea74fb7_0
+  - scipy=1.1.0=py36h672f292_0
+  - setuptools=39.2.0=py36_0
+  - six=1.11.0=py36_1
+  - sqlite=3.24.0=h7602738_0
+  - tk=8.6.7=hcb92d03_3
+  - vc=14.1=h0510ff6_3
+  - vs2015_runtime=15.5.2=3
+  - wheel=0.31.1=py36_0
+  - wincertstore=0.2=py36h7fe50ca_0
+  - xerces-c=3.2.1=h27bfe9a_0
+  - xz=5.2.4=h2fa13f4_4
+  - zlib=1.2.11=h8395fce_2
+  - pip:
+    - equi7grid==0.0.3.post0.dev18+ng4b491b5.dirty
+    - pytileproj==0.0.6.post0.dev14+ngc1c8c1c