add memory and storage as sortable columns

• can now see memory and storage sorted in the usual way
• raw offer now shows provider name in title

goodbye cross eyes

• cosmetic tweak to entry checkbox fields on bottom of window by increasing spacing between: now a bit easier on the eyes.

added start filter and update button

• add a start filter
• add an update button so users are not as tempted to take the long refresh route if only filtering
• fix feature column widths (balanced when added)
• disable update button on refresh (issue from v0.6.1)
• refactoring

exclude modelinfo column if appropriate

• check for gc_spyu model information locally and exclude column if no model information has been stored.
• use experimental windows gui skin for cleaner appearance on windows
• improved code documentation, refactoring
• python8 compatible for older ubuntu systems etc

fix column sorting

manual probe feature broke column sorting, now fixed

ensure manual probing is not enabled after refresh

patch to prevent manual probing option from being enabled despite lack of availability

enable manual probing

manual probing option available when yagna_appkey environment variable set (and yagna is running)

accurately filter rates

cpu and dur filters should accurately cutoff to include max

• introduced epsilon comparison

numerical summaries on results

results now show a numerical summary of the distribution of rates:
how much ~20% charge at most
how much ~40% charge at most
how much ~60% charge at most
how much ~80% charge at most
across the rates for cpu, env, and start

fix mac os view

• mac os view now balanced
• headings less scrunched