Fpkm map project accession to a display name 

#2900 (this is a long thread, let me know if you are confused :))

- Using a hardcoded mapping to get a display name in expression widget FPKM plot (label of each facet) and table (Project column)   (say PRJNA184024 will show as Tamayo_Effect_of_MAB-5)

- extracted Expression template into shared


Test page:
species/c_elegans/transcript/AH6.1#051--10
species/c_elegans/gene/WBGene00001528#015e--10