Fixed building in debug mode

Replaced the hardcoded build\Release string with <(PRODUCT_DIR) in order to locate the output file when building with node in debug mode.

Jira issue: WP-1076
Merge pull request #3 from andreasbotsikas/WP-1076

Fixed building in debug mode
Fix npm respositories warning

Jira-issue: WP-1100
Update version to 0.8.0

Jira-issue: WP-1100
Merge pull request #4 from aldafu/patch-1

Fix npm respositories warning
Update package.json