Multimap method javadocs: a few improvements. This doesn't by any means complete the job of perfecting all the docs in this interface.
Multimap method javadocs: a few improvements. This doesn't by any means complete the job of perfecting all the docs in this interface.

I've removed @param and @return clauses that add no value (which was all of them in the former case).
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=57822103

DaveAKing/guava-libraries,KengoTODA/guava-libraries,maidh91/guava-libraries,xueyin87/guava-libraries,levenhdu/guava,lijunhuayc/guava,hannespernpeintner/guava,thinker-fang/guava,berndhopp/guava,cogitate/guava-libraries,gvikei/guava-libraries,r4-keisuke/guava,yanyongshan/guava,tli2/guava,yigubigu/guava,SaintBacchus/guava,okaywit/guava-libraries,yanyongshan/guava,ningg/guava,RoliMG/guava,weihungliu/guava,jakubmalek/guava,DaveAKing/guava-libraries,mgalushka/guava,xasx/guava,chen870647924/guava-libraries,kaoudis/guava,njucslqq/guava,codershamo/guava,HarveyTvT/guava,easyfmxu/guava,disc99/guava,SyllaJay/guava,maidh91/guava-libraries,fengshao0907/guava,ChengLong/guava,leesir/guava,DavesMan/guava,google/guava,mbarbero/guava-libraries,ben-manes/guava,manolama/guava,leesir/guava,jsnchen/guava,kingland/guava,juneJuly/guava,dushmis/guava,aditya-chaturvedi/guava,mohanaraosv/guava,nulakasatish/guava-libraries,HarveyTvT/guava,dubu/guava-libraries,aiyanbo/guava,Kevin2030/guava,jamesbrowder/guava-libraries,dpursehouse/guava,liyazhou/guava,jayhetee/guava,Ariloum/guava,kucci/guava-libraries,GabrielNicolasAvellaneda/guava,r4-keisuke/guava,rob3ns/guava,paplorinc/guava,DucQuang1/guava,KengoTODA/guava,abel-von/guava,mohanaraosv/guava,SaintBacchus/guava,sarvex/guava,dnrajugade/guava-libraries,1yvT0s/guava,ceosilvajr/guava,witekcc/guava,jakubmalek/guava,mway08/guava,janus-project/guava.janusproject.io,ignaciotcrespo/guava,montycheese/guava,mosoft521/guava,fengshao0907/guava-libraries,yuan232007/guava,allalizaki/guava-libraries,EdwardLee03/guava,allenprogram/guava,Xaerxess/guava,kgislsompo/guava-libraries,dmi3aleks/guava,licheng-xd/guava,sander120786/guava-libraries,Ranjodh-Singh/ranjodh87-guavalib,jackyglony/guava,janus-project/guava.janusproject.io,Ariloum/guava,eidehua/guava,10045125/guava,jsnchen/guava,KengoTODA/guava,flowbywind/guava,mway08/guava,qingsong-xu/guava,leogong/guava,dubu/guava-libraries,jackyglony/guava,Ranjodh-Singh/ranjodh87-guavalib,tunzao/guava,jamesbrowder/guava-libraries,KengoTODA/guava-libraries,jayhetee/guava,Yijtx/guava,lijunhuayc/guava,rob3ns/guava,njucslqq/guava,berndhopp/guava,GitHub4Lgfei/guava,kaoudis/guava,mengdiwang/guava-libraries,5A68656E67/guava,AnselQiao/guava,1yvT0s/guava,yf0994/guava-libraries,typetools/guava,anigeorge/guava,Balzanka/guava-libraries,clcron/guava-libraries,lisb/guava,zcwease/guava-libraries,qingsong-xu/guava,tunzao/guava,gvikei/guava-libraries,AnselQiao/guava,renchunxiao/guava,mgedigian/guava-bloom-filter,marstianna/guava,huangsihuan/guava,dushmis/guava,monokurobo/guava,tobecrazy/guava,EdwardLee03/guava,DavesMan/guava,aiyanbo/guava,lisb/guava,juneJuly/guava,Akshay77/guava,XiWenRen/guava,jankill/guava,cklsoft/guava,danielnorberg/guava-libraries,cogitate/guava-libraries,mengdiwang/guava-libraries,Yijtx/guava,GabrielNicolasAvellaneda/guava,allenprogram/guava,jiteshmohan/guava,VikingDen/guava,thinker-fang/guava,witekcc/guava,mkodekar/guava-libraries,clcron/guava-libraries,baratali/guava,renchunxiao/guava,lgscofield/guava,rgoldberg/guava,cklsoft/guava,kucci/guava-libraries,eidehua/guava,tailorlala/guava-libraries,rcpoison/guava,gmaes/guava,RoliMG/guava,kingland/guava,Overruler/guava-libraries,XiWenRen/guava,mkodekar/guava-libraries,sunbeansoft/guava,rgoldberg/guava,0359xiaodong/guava,hannespernpeintner/guava,mosoft521/guava,yigubigu/guava,fengshao0907/guava-libraries,ningg/guava,codershamo/guava,yf0994/guava-libraries,sunbeansoft/guava,pwz3n0/guava,Xaerxess/guava,okaywit/guava-libraries,elijah513/guava,manolama/guava,leogong/guava,dnrajugade/guava-libraries,liyazhou/guava,licheng-xd/guava,paplorinc/guava,taoguan/guava,Overruler/guava-libraries,chen870647924/guava-libraries,BollyCheng/guava,abel-von/guava,montycheese/guava,xueyin87/guava-libraries,scr/guava,jiteshmohan/guava,rcpoison/guava,elijah513/guava,sander120786/guava-libraries,nulakasatish/guava-libraries,jedyang/guava,VikingDen/guava,xasx/guava,jankill/guava,allalizaki/guava-libraries,norru/guava,paddx01/guava-src,zcwease/guava-libraries,levenhdu/guava,cgdecker/guava,yangxu998/guava-libraries,disc99/guava,google/guava,0359xiaodong/guava,ignaciotcrespo/guava,typetools/guava,tailorlala/guava-libraries,Balzanka/guava-libraries,flowbywind/guava,scr/guava,monokurobo/guava,tli2/guava,dpursehouse/guava,DucQuang1/guava,mosoft521/guava,seanli310/guava,marstianna/guava,GitHub4Lgfei/guava,norru/guava,fengshao0907/guava,yuan232007/guava,sebadiaz/guava,anigeorge/guava,mbarbero/guava-libraries,gmaes/guava,easyfmxu/guava,SyllaJay/guava,5A68656E67/guava,uschindler/guava,baratali/guava,pwz3n0/guava,weihungliu/guava,huangsihuan/guava,Akshay77/guava,paddx01/guava-src,m3n78am/guava,m3n78am/guava,taoguan/guava,lgscofield/guava,seanli310/guava,BollyCheng/guava,sebadiaz/guava,tobecrazy/guava,binhvu7/guava,kgislsompo/guava-libraries,yangxu998/guava-libraries,jedyang/guava,ChengLong/guava,google/guava,Kevin2030/guava,mgalushka/guava,aditya-chaturvedi/guava