Minor corrections in INSTALL.md
Minor corrections in INSTALL.md

Change-Id: I28d13e09a873ece0ac5255e18bc8b732b8a206a4

hisundar/forestdb,couchbase/forestdb,hisundar/forestdb,wurikiji/forestdb,zhaog/forestdb,sushmaad/forestdb,yyangpan/forestdb,jinxuan/forestdb,wurikiji/forestdb,zhaog/forestdb,yyangpan/forestdb,couchbase/forestdb,jinxuan/forestdb,joliss/forestdb,joliss/forestdb,sushmaad/forestdb