Base pot update
I <3 run this from shell: php index.php generate
update inline documentation in content-product.php and content-single-product.php
fixed indentation
added editorconfig
Updating woocommerce-admin es_ES
Ignore all log files except for .htaccess
Check for strlen to allow 0 values in attributes. Closes #3675

Conflicts:
	admin/post-types/writepanels/writepanel-product_data.php
making sure the user doesn't submit garbage to woocommerce_sort_product_tabs
removing html decoding from email from name
Minor Dutch translation bump, we need GlotPress
fix doc label to correctly point to woocommerce_before_single_product_summary
Merge remote-tracking branch 'upstream/master'
If is executed from shell, generate output for shell. ;)
Merge branch 'master' of https://github.com/rnt/woocommerce
Merge pull request #3710 from drrobotnik/doc

correctly point to woocommerce_before_single_product_summary
Merge pull request #3686 from GeertDD/ignorelogs

Ignore all log files except for .htaccess
Pass instance of WC_Order to its filters

So that extensions hooking to the filters know which order the current
filter is being applied to and can perform customisation on specific
orders (not just all orders).

Conflicts:
	includes/class-wc-order.php
Merge pull request #3684 from claudiosmweb/editorconfig-patch

Adds EditorConfig
Merge pull request #3678 from rnt/master

Generating pot file from shell & pot update