v131-preview

New things:

• Jim has extensive edits for paraFlow.
• Galt did RT #1345: separate download and view links in hgVisiGene
• Angie has an edit to src/utils/doBlastzChainNet.pl: don't generate nets for self alignments.

Edits:

• Jim has an edit to hgTables to add multiz17wayFrames to the table drop-down.
• Robert Baertsch has edits to pslCDnaGenomeMatch.

Data:

• Angie is working on rn4 chains.
• Galt is updating the Jackson Lab visiGene data.
• Rachel started danRer4 and did hg17 ENCODE pseudoGenes.
• Hiram is working on monDom4 and mm8.
• Kate is working on panTro2.