v2.0:		Initial release of the current solution. Set to v2.0 as this is a remake of a previously published solution.
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v2.1:		Modified the "hover" CSS to highlight the editable TD's only, and to show a small downarrow to the right in the TD.
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v2.2:		Makes it possible to use this solution in a web part page alongside other list view web parts.
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v2.3:		Fixed a bug in v2.2 that made it impossible to use the solution in document libraries.
		Changed the variables passed to the function "initCustomEditFunction" to an object literal. See updated CEWP-code here:
		http://sharepointjavascript.wordpress.com/2011/02/08/inline-editing-for-sharepoint-2007/
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v2.4		Fixed a bug preventing this so work with folders in a document library / list.
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v2.5		Fixed a bug preventing it from binge used in a grouped view.
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v2.6		Fixed a bug when trying to save "<", ">" or "&" in a text field. Changed the script to use spjs-utility.js: 
		http://spjsfiles.com/index.php?dir=SharePoint+JavaScripts%2Fspjs-utility%2F
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v2.6.2		Added some debug alerts info to troubleshoot errors when trying to edit a line. You activeate these by adding "?debug=1" to the URL like this:
		/Lists/EditInView/AllItems.aspx?debug=1
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v2.6.3		Fixing positioning error in IE when scrolling and added a method of clearing a datepicker value by hitting the Delete key when the datepicker is active.
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v2.7		Previously frozen header was available in IE only. This update adds support for Chrome and Firefox.
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v2.8 BETA	Added support for column of type Lookup and LookupMulti.
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v2.8.1		Fixed a bug where the lookup value was prefixed with "string;#" when using a calculated column as lookup source.
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v3.0		Fixed a bug where you could not have multiple views of the same list in a page. 
		This update lets you have multiple lists / views of the same list in a page, and have the inline editing feature activated on all of them.
		The argObj property "myListGuid" is now obsolete.