Add strict-ssl option

cli.js

@@ -1,6 +1,6 @@
 #!/usr/bin/env node
 var fs = require('fs')
-var args = require('minimist')(process.argv.slice(2), {boolean: ['prune', 'asar', 'all', 'overwrite']})
+var args = require('minimist')(process.argv.slice(2), {boolean: ['prune', 'asar', 'all', 'overwrite', 'strict-ssl']})
 var packager = require('./')
 var usage = fs.readFileSync(__dirname + '/usage.txt').toString()
 

index.js

@@ -72,7 +72,8 @@ function createSeries (opts, archs, platforms) {
  platform: platform,
  arch: arch,
  version: opts.version,
- cache: opts.cache
+ cache: opts.cache,
+ strictSSL: opts['strict-ssl']
  })
  })
  })

readme.md

@@ -169,6 +169,10 @@ If the file extension is omitted, it is auto-completed to the correct extension
 
 `sign` - *String*
 
+`strict-ssl` - *Boolean*
+
+ Whether SSL certificates are required to be valid when downloading Electron. Defaults to true.
+
 `version-string` - *Object*
 
  Object hash of application metadata to embed into the executable (Windows only):

usage.txt

@@ -26,6 +26,8 @@ out the dir to put the app into at the end. defaults to current w
 overwrite if output directory for a platform already exists, replaces it rather than skipping it
 prune runs `npm prune --production` on the app
 sign should contain the identity to be used when running `codesign` (only for building for the darwin platform, on OS X)
+strict-ssl whether SSL certificates are required to be valid when downloading Electron.
+ It defaults to true, use --strict-ssl=false to disable checks.
 version-string should contain a hash of the application metadata to be embedded into the executable (win32 platform only).
  These can be specified on the command line via dot notation,
  e.g. --version-string.CompanyName="Company Inc." --version-string.ProductName="Product"