Use a glob pattern to look for conda executables

[Don Jayamanne (DonJayamanne)]

Fixes#256

This pull request:

• Has a title summarizes what is changing
• Includes a news entry file (remember to thank yourself!)
• Has unit tests & code coverage is not adversely affected (within reason)
• Works on all actively maintained versions of Python (e.g. Python 2.7 & the latest Python 3 release)
• Works on Windows 10, macOS, and Linux (e.g. considered file system case-sensitivity)

[codecov]

Codecov Report

Merging #1904 into master will decrease coverage by 54.67%.
The diff coverage is 70%.

@@ Coverage Diff @@## master #1904 +/- ##
===========================================
- Coverage 74.42% 19.74% -54.68% 
===========================================
Files 282 282 Lines 13260 13267 +7 Branches 2385 2386 +1 ===========================================
- Hits 9869 2620 -7249 - Misses 3260 10647 +7387 + Partials 131 0 -131

Impacted Files	Coverage Δ
src/client/common/platform/types.ts	100% <ø> (ø)	⬆️
...ient/interpreter/locators/services/condaService.ts	10.43% <33.33%> (-86.96%)	⬇️
src/client/common/platform/fileSystem.ts	33.76% <85.71%> (-31.95%)	⬇️
src/client/debugger/ProxyCommands.ts	0% <0%> (-100%)	⬇️
src/client/linters/linterInfo.ts	5.4% <0%> (-94.6%)	⬇️
src/client/language/tokenizer.ts	3.63% <0%> (-94.39%)	⬇️
src/client/common/process/proc.ts	6.97% <0%> (-93.03%)	⬇️
src/client/common/idDispenser.ts	7.14% <0%> (-92.86%)	⬇️
src/client/formatters/lineFormatter.ts	5.26% <0%> (-92.72%)	⬇️
src/client/language/characterStream.ts	4.41% <0%> (-91.18%)	⬇️
... and 226 more

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[Derek Keeler (d3r3kk)]

What is the deal with VSTS...

[Derek Keeler (d3r3kk)]

Should work fine.

A side note: If our work causes a new dependency do we need to do anything special (as I've introduced a few new dev dependencies recently)

[Don Jayamanne (DonJayamanne)]

Derek Keeler (@d3r3kk)
For normal dependencies create an issue and assign to Brett to do the necessary work with regards to licensing (CLA).
For dev dependencies, do nothing