Ahh

- Enhanced ext.ahh() to handle 0 length variables
- Lessened the inputs in ext.lonw2e()
- Added ext.get_lvl_idc(), ext.get_time_idc(), ext.get_closest()
- Fixed bug in ext.export_nc()
- Added ext.clockit() to time your code easily!
- Added sci.get_avg() to handle all your averaging needs
- Replaced vis.global_map() with vis.plot_map() that uses Cartopy
- Modified in_depth_example.py and added map_example.py

- Exception handling for ext.ahh()
- Added input to only read extras for ahh.read_nc()

- Updated ext.ahh() to work with multidimensional arrays
- Added new ext.export_nc function!
- Convert between Julian day to datetime effortlessly!
- Quickly get datetime now with ext.dtnow()!

- Overhauled ext.ahh() to produce more info
- Renamed ext.ahh(name='old') to ext.ahh(n='new')
- Can add pretty labels and legends separately
- If ext.get_idc() is empty, print warning message
- Added datetime to Julian day conversion function

- Debug your code easier with ext.p()!
- Bug fix with xlim not working properly in vis.plot()
- Cleaned up example.py

- In-depth example usage is now available!
- Completely revamped ext.ahh()
- Fixed sci.convert()
- Latitude and longitude optional in ext.read_nc
- New pre.ncdump() which dumps netCDF4 metadata
- pre.concat_nc() now supports other directories
- Removed sci.get_atavg and ext.locate_valid_start
- Renamed lon360 to lonw2e
- Added ability to convert longitudes from east to west
- Aesthetic improvements and more error messages