Admin

• Have the ability to delete or hide standard profiles. 

Creating Objects

• Mass Delete Picklist Values. 
• Global Picklist Values lists (to use the same picklists in multiple objects) 
• Name Value pairs for Picklists 
• Address composite Fields. 
• Name composite Fields

Page Layouts

• Object Level Page Layout sections (this section is visible on ALL page layouts for this object, and editable in one place). 
• Object Level mini Page Layouts
• Don't add fields to page layouts on the top left corner section - choose which section it goes into.
• Feed layouts on ALL objects (eg Contracts). 
• Details tab on feed layouts shown first.   

Quick Actions

• Run Processes or Flows from Quick Actions without creating a custom visualforce page. 

Records

Views

• More extensive multi record editing. 
• View next record in the list (Microsoft CRM does this). 

Emailing

• Be able to email attachments on the record (you can in Case Feeds now). . See post on stack exchange for more details on this feature. 
• The Case Feed email functionality on ALL chatter feeds. 
• Be able to store the contents of an email on the chatter feed. 

Text Editing

• Quick Text available everywhere. 
• Rich Text and HTML Editors fixed!!! 

Automation

• Edit process builder processes rather than create new versions
• Auto delete old inactive versions of processes and flows
• Time based workflow log on process builder actions 
• Be able to create chatter posts on other records. 

Chatter

• Chatter to auto convert to the Opportunity when the Lead is Converted (there is a plugin see Lead Convert Chatter).

Leads

• The ability to turn off Create Opportunity on Convert for different record types. 

Reporting

• Multiple data sets that are not related to be visible on the one chart. 
• Charts in views (like Microsoft CRM). 
• Frequency reporting for multi select picklists. 
• Easier Custom Report Types builder. (and have it accessible from the Report). 

Report Types

• Auto add new fields to custom report types 

Knowledge

• A standard setup for a Public Knowledge Base

Wishlist

These are things that I know Salesforce would probably never fix, but I still want. 

• Be able to change a formula into a non formula field. 
• Be able to force something in the time based workflow queue to happen now - for testing.