Better translation

htdocs/langs/en_US/admin.lang

@@ -437,8 +437,8 @@ Module52Name=Stocks
 Module52Desc=Stock management (products)
 Module53Name=Services
 Module53Desc=Service management
-Module54Name=Contracts
-Module54Desc=Contract and service management
+Module54Name=Contracts/Subscriptions
+Module54Desc=Management of contracts (services or reccuring subscriptions)
 Module55Name=Barcodes
 Module55Desc=Barcode management
 Module56Name=Telephony
@@ -475,8 +475,8 @@ Module320Name=RSS Feed
 Module320Desc=Add RSS feed inside Dolibarr screen pages
 Module330Name=Bookmarks
 Module330Desc=Bookmark management
-Module400Name=Projects
-Module400Desc=Project management inside other modules
+Module400Name=Projects/Opportunity
+Module400Desc=Management of projects or opportunity. You can then assign all other elements (invoice, order, proposal, intervention, ...) to this projects
 Module410Name=Webcalendar
 Module410Desc=Webcalendar integration
 Module500Name=Special expenses (tax, social contributions, dividends)
@@ -606,11 +606,11 @@ Permission151=Read standing orders
 Permission152=Create/modify a standing orders request
 Permission153=Transmission standing orders receipts
 Permission154=Credit/refuse standing orders receipts
-Permission161=Read contracts
-Permission162=Create/modify contracts
-Permission163=Activate a service of a contract
-Permission164=Disable a service of a contract
-Permission165=Delete contracts
+Permission161=Read contracts/subscriptions
+Permission162=Create/modify contracts/subscriptions
+Permission163=Activate a service/subscription of a contract
+Permission164=Disable a service/subscription of a contract
+Permission165=Delete contracts/subscriptions
 Permission171=Read trips and expenses (own and his subordinates) 
 Permission172=Create/modify trips and expenses
 Permission173=Delete trips and expenses
@@ -672,7 +672,7 @@ Permission300=Read bar codes
 Permission301=Create/modify bar codes
 Permission302=Delete bar codes
 Permission311=Read services
-Permission312=Assign service to contract
+Permission312=Assign service/subscription to contract
 Permission331=Read bookmarks
 Permission332=Create/modify bookmarks
 Permission333=Delete bookmarks
@@ -1161,7 +1161,7 @@ FicheinterNumberingModules=Intervention numbering models
 TemplatePDFInterventions=Intervention card documents models
 WatermarkOnDraftInterventionCards=Watermark on intervention card documents (none if empty)
 ##### Contracts #####
-ContractsSetup=Contracts module setup
+ContractsSetup=Contracts/Subscriptions module setup
 ContractsNumberingModules=Contracts numbering modules
 TemplatePDFContracts=Contracts documents models
 FreeLegalTextOnContracts=Free text on contracts